{"id":254601,"date":"2024-10-21T11:57:54","date_gmt":"2024-10-21T09:57:54","guid":{"rendered":"https:\/\/sherpas.com\/blog\/?p=254601"},"modified":"2025-01-09T16:57:30","modified_gmt":"2025-01-09T15:57:30","slug":"calcul-pourcentage","status":"publish","type":"post","link":"https:\/\/sherpas.com\/blog\/calcul-pourcentage\/","title":{"rendered":"Calcul pourcentage : fiche de maths"},"content":{"rendered":"\n<p>Pr\u00e9pare-toi pour le monde r\u00e9el et perfectionne tes comp\u00e9tences en pourcentage avec l&rsquo;aide de nos <a href=\"https:\/\/chat.openai.com\/c\/088d2475-81da-4d74-a700-73c5bc14ae16#\" target=\"_blank\" rel=\"noopener\">cours de maths niveau coll\u00e8ge<\/a> ! \ud83d\udcda<\/p>\n\n\n\n<p>C&rsquo;est l&rsquo;id\u00e9al pour solidifier tes bases math\u00e9matiques. En cours de maths, tu te demandes souvent : \u201c\u00c0 quoi \u00e7a va me servir dans la vie ?\u201d Eh bien tu as de la chance, parce que cette fiche aborde un sujet qui te sera <strong>utile toute ta vie<\/strong> dans bien des domaines. Le <strong>calcul pourcentage<\/strong> n\u2019aura apr\u00e8s \u00e7a plus aucun secret pour toi. C\u2019est parti !\u00a0<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/media.giphy.com\/media\/3owzW5c1tPq63MPmWk\/giphy.gif\" alt=\"Un homme contemple des \u00e9quations math\u00e9matiques devant lui comme toi \u00e0 la fin de cet article sur les statistiques \"\/><\/figure>\n<\/div>\n\n<section class=\"relance\">\n        <div >\n                            <a target=\"_blank\" href=\"https:\/\/sherpas.com\/blog\/reverse-engeneering\/\">\n                    <div class=\"relance__container\"\n                        >\n                        \n                                                        <picture>\n                            <source srcset=\"https:\/\/sherpas.com\/content\/uploads\/2022\/01\/travailler-les-maths-en-pre\u0301pa-les-sherpas-youtube-miniature-2.jpg\" media=\"(min-width: 999px)\">\n                            <source srcset=\"https:\/\/sherpas.com\/content\/uploads\/2022\/01\/travailler-les-maths-en-pre\u0301pa-les-sherpas-youtube-miniature-2.jpg\" media=\"(max-width: 999px)\">\n                                <img decoding=\"async\"\n                                    src=\"https:\/\/sherpas.com\/content\/uploads\/2022\/01\/travailler-les-maths-en-pre\u0301pa-les-sherpas-youtube-miniature-2.jpg\"\n                                    alt=\"\"\n                                >\n                            <\/picture>\n                                                <div class=\"relance__content\">\n                            \n                                <div class=\"relance__title\"> <p>Travaille tes maths avec la m\u00e9thode du reverse engineering !<\/p>\n<\/div>\n                                                        <button type=\"button\"\n                                    class=\"relance__button btn btn-white\">\n                                Notre technique pour les exercices !\n                            <\/button>\n                        <\/div>\n                    <\/div>\n                <\/a>\n                    <\/div>\n    <\/section>\n\n    \n\n\n<h2 class=\"wp-block-heading\" id=\"les-pourcentages-cest-quoi\">Les pourcentages, c&rsquo;est quoi ?&nbsp;\ud83e\udd14<\/h2>\n\n\n\n<p>\ud83d\udccc Concr\u00e8tement, le pourcentage s&rsquo;apparente \u00e0 <strong>une quantit\u00e9 correspondant \u00e0 une proportion. <\/strong>La proportion s\u2019exprime pour 100 unit\u00e9s ou pour 100 \u00e9l\u00e9ments. C\u2019est pour \u00e7a qu\u2019on appelle \u00e7a<strong> POUR<\/strong>&#8211;<strong>CENT-<\/strong>AGE.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 Pour exprimer le pourcentage, on peut le faire sous la forme<strong> d\u2019une <a href=\"https:\/\/sherpas.com\/blog\/les-fractions-rationnelles\/\" data-type=\"post\" data-id=\"234473\">fraction<\/a> ou en utilisant ce signe : %.\u00a0<\/strong><\/p>\n\n\n\n<p>\ud83d\udccc Les pourcentages, c\u2019est quelque chose qu&rsquo;on utilise quasi quotidiennement. Quand tu vas faire les <a href=\"https:\/\/sherpas.com\/blog\/tag\/la-veritable-histoire\/\" data-type=\"post\" data-id=\"260429\">soldes<\/a> par exemple ! Savoir calculer un pourcentage te permettra dans ce cas de d\u00e9terminer, avant de passer \u00e0 la caisse, la r\u00e9duction \u00e0 appliquer sur ton article coup de coeur.<\/p>\n\n\n\n<p>Il peut \u00e9galement \u00eatre utile dans ton m\u00e9tier si tu es commer\u00e7ant et qu\u2019il te faut calculer la TVA ou ta marge de contribution, les int\u00e9r\u00eats, etc.&nbsp;<\/p>\n\n\n\n<p>Tu l&rsquo;auras compris, <a href=\"https:\/\/sherpas.com\/blog\/utiliser-maths-vie-courante\/\">le calcul des pourcentages te sera utile durant tes \u00e9tudes comme dans la vie <\/a>!<\/p>\n\n\n<section class=\"you-know\">\n                <div class=\"you-know__title\"><p>L&rsquo;exemple de l&rsquo;augmentation de salaire<\/p>\n<\/div>\n                        <div class=\"you-know__text\">\n            <p>Le pourcentage peut \u00eatre utilis\u00e9 pour calculer une augmentation de salaire. Admettons que tu per\u00e7oives une r\u00e9mun\u00e9ration de 2 200 \u20ac. Le mois suivant, ton patron t\u2019annonce une augmentation de 6 %. A combien s\u2019\u00e9l\u00e8vera ton salaire ? (R\u00e9ponse : 2 332 )<\/p>\n\n        <\/div>\n              <\/section>\n\n\n<section class=\"read-also\">\n    <p class=\"read-also__title\">\u00c0 lire aussi<\/p>\n            <div class=\"read-also__list\">\n            <p>\u2705 <a href=\"https:\/\/sherpas.com\/blog\/nombre-relatif\/\" data-rich-text-format-boundary=\"true\">Le nombre relatif<\/a> n\u2019aura plus aucun secret pour toi !<\/p>\n\n        <\/div>\n    <\/section>\n\n\n<section class=\"push \">\n        <div >\n            \n                                                <div class=\"push__container  qcd\" data-target=\"_self\" data-qcd=\"aHR0cHM6Ly9zaGVycGFzLmNvbS9mdW5uZWwtc3R1ZGVudC1xdWFsaWZpY2F0aW9u\" data-banner=\"2\" data-name=\"Cours part\u2019 global #1 = CPG1\" style=\"background-color: #F3FBF7\" >\n                                                                        <div class=\"push__teachers\">\n    <div class=\"d-flex justify-content-center d-md-none\">\n        <img decoding=\"async\" class=\"push__logo\" src=\"\/content\/themes\/sherpas-theme\/dist\/images\/logo.svg\" alt=\"Logo Sherpas\">\n    <\/div>\n    <div class=\"swiper\">\n        <div class=\"swiper-wrapper\">\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Sophie2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Sophie<\/p>                          <p class=\"push__teachers-school\">Sciences Po Bordeaux<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">12\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Emma2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Emma<\/p>                          <p class=\"push__teachers-school\">Dauphine<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">15\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Antoine2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Antoine<\/p>                          <p class=\"push__teachers-school\">Sciences Po Paris<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">18\u20ac\/h\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Pierre2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Pierre<\/p>                          <p class=\"push__teachers-school\">ESSEC<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">16\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Martin2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Martin<\/p>                          <p class=\"push__teachers-school\">HEC Paris<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">23\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/David2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">David<\/p>                          <p class=\"push__teachers-school\">EDHEC<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">25\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Louise2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Louise<\/p>                          <p class=\"push__teachers-school\">Mines ParisTech<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">24\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Agathe2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Agathe<\/p>                          <p class=\"push__teachers-school\">ENS Lyon<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">19\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                    <\/div>\n    <\/div>\n<\/div>\n                                                    <div class=\"push__content\">\n                                                            <div  class=\"d-none d-md-block\" >\n                                    <img decoding=\"async\" class=\"push__logo\" src=\"\/content\/themes\/sherpas-theme\/dist\/images\/logo.svg\"\n                                        alt=\"Logo Sherpas\">\n                                <\/div>\n                                                                                        <div class=\"push__title\"><p>Ton premier cours particulier est offert ! <span role=\"img\" aria-label=\"\ud83c\udf81\">\ud83c\udf81<\/span><!-- notionvc: 91b6b7d7-50f2-46f4-ae1f-ecbabe834aad --><\/p>\n<\/div>\n                                                                                        <div class=\"push__text\"><p>Nos profs sont pass\u00e9s par les meilleures \u00e9coles et universit\u00e9s.<!-- notionvc: 21bb66b6-b36d-4ce8-8950-173722d75a1e --><\/p>\n<p>&nbsp;<\/p>\n<\/div>\n                                                        <div class=\"push__promo-button   \">\n                                                                                                    <div\n                                        class=\"btn btn-primary\"\n                                        style=\"color: #ffffff; border-color: ; background-color: \"\n\n                                    >\n                                        J&rsquo;EN PROFITE MAINTENANT !\n                                    <\/div>\n                                                            <\/div>\n                                                    <\/div>\n                                    <\/div>\n                                    <\/div>\n    <\/section>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"calcul-pourcentage-la-formule\">Calcul pourcentage, la formule&nbsp;\ud83e\uddde<\/h2>\n\n\n<section class=\"you-know\">\n                <div class=\"you-know__title\"><p>\ud83d\udccc Formule pour le calcul du pourcentage<\/p>\n<\/div>\n                        <div class=\"you-know__text\">\n            <p><!-- wp:paragraph {\"align\":\"center\"} --><\/p>\n<p class=\"has-text-align-center\"><strong>Pourcentage = valeur partielle \/ valeur totale x 100\u00a0<\/strong><\/p>\n<p><!-- \/wp:paragraph --> <!-- wp:paragraph --><\/p>\n<p>\ud83d\udc49 <strong>La valeur totale<\/strong> correspond \u00e0 la valeur principale qui est connue, celle d\u2019origine.<br \/>\n\ud83d\udc49 <strong>La valeur partielle<\/strong> est celle dont on cherche la variation ou encore l\u2019augmentation. Il ne s\u2019agit pas de la valeur de base ou d\u2019origine.<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n\n        <\/div>\n              <\/section>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"comment-utiliser-la-formule\"><strong>Comment utiliser la formule ? \ud83d\udd22<\/strong><\/h3>\n\n\n\n<p>Un commer\u00e7ant vend un produit au prix de 180 euros. Parce qu\u2019il est plut\u00f4t cool, il t&rsquo;accorde une r\u00e9duction de 20 euros sur ce produit. Que repr\u00e9sente cette r\u00e9duction en pourcentage ?&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 On utilise la formule <strong>: pourcentage = valeur partielle \/ valeur totale x 100<\/strong>&nbsp;<\/p>\n\n\n\n<p>Dans l\u2019exercice, \u00e7a donne : pourcentage = 20 \/ 180 x 100&nbsp;<\/p>\n\n\n\n<p>Donc : 11,11. La r\u00e9duction de cet article est de 11,11%&nbsp;<\/p>\n\n\n<section class=\"you-know\">\n                <div class=\"you-know__title\"><p>\ud83d\udca1 Pour info<\/p>\n<\/div>\n                        <div class=\"you-know__text\">\n            <p>Pour calculer un pourcentage, tu n\u2019es pas forc\u00e9ment oblig\u00e9 d\u2019utiliser la formule pr\u00e9sent\u00e9e plus haut. Tu peux tout simplement utiliser le <strong>produit en croix<\/strong>. Sur la situation pr\u00e9c\u00e9dente, \u00e7a donne :<\/p>\n<p>180 \u2014&gt; 100%<\/p>\n<p>20 \u2014&gt; ?<\/p>\n<p>\ud83d\udc49 On effectue le produit en croix : 20 x 100 \/ 180.<\/p>\n<p>&nbsp;<\/p>\n<p>Le r\u00e9sultat obtenu est&#8230; 11,11%<br \/>\n<strong>La r\u00e9duction de l\u2019article est donc bien de 11,11%.<\/strong><\/p>\n\n        <\/div>\n              <\/section>\n\n\n<section class=\"push \">\n        <div >\n            \n                                                <div class=\"push__container  qcd\" data-target=\"_self\" data-qcd=\"aHR0cHM6Ly9zaGVycGFzLmNvbS9mdW5uZWwtc3R1ZGVudC1xdWFsaWZpY2F0aW9u\" data-banner=\"2\" data-name=\"Cours part\u2019 global #2 = CPG2\" style=\"background-color: #F3FBF7\" >\n                                                                        <div class=\"push__teachers\">\n    <div class=\"d-flex justify-content-center d-md-none\">\n        <img decoding=\"async\" class=\"push__logo\" src=\"\/content\/themes\/sherpas-theme\/dist\/images\/logo.svg\" alt=\"Logo Sherpas\">\n    <\/div>\n    <div class=\"swiper\">\n        <div class=\"swiper-wrapper\">\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Cle\u0301mence2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Cl\u00e9mence<\/p>                          <p class=\"push__teachers-school\">HEC Paris<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">21\u20ac\/h\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Thibault2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Thibault<\/p>                          <p class=\"push__teachers-school\">ENS Paris Ulm<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">20\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Sophie2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Sophie<\/p>                          <p class=\"push__teachers-school\">Sciences Po Bordeaux<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">12\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Noemie2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">No\u00e9mie<\/p>                          <p class=\"push__teachers-school\">M2 en droit \u00e0 Assas<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">19\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Fanny2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Fanny<\/p>                          <p class=\"push__teachers-school\">Ponts ParisTech<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">19\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Simon2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Simon<\/p>                          <p class=\"push__teachers-school\">4e ann\u00e9e de m\u00e9decine<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">26\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Nicolas2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Nicolas<\/p>                          <p class=\"push__teachers-school\">CentraleSup\u00e9lec<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">17\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/sherpas.com\/content\/uploads\/2022\/01\/Victor2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Victor<\/p>                          <p class=\"push__teachers-school\">ESCP<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">25\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                    <\/div>\n    <\/div>\n<\/div>\n                                                    <div class=\"push__content\">\n                                                            <div  class=\"d-none d-md-block\" >\n                                    <img decoding=\"async\" class=\"push__logo\" src=\"\/content\/themes\/sherpas-theme\/dist\/images\/logo.svg\"\n                                        alt=\"Logo Sherpas\">\n                                <\/div>\n                                                                                        <div class=\"push__title\"><p>Besoin d&rsquo;un prof particulier ? <span role=\"img\" aria-label=\"\u2728\">\u2728<\/span><!-- notionvc: 9b5ed38b-ea2e-4d3c-a3bb-f0091c2eedd2 --><\/p>\n<\/div>\n                                                                                        <div class=\"push__text\"><p>Nos profs sont l\u00e0 pour t&rsquo;aider \u00e0 progresser !<\/p>\n<p>&nbsp;<\/p>\n<p><!-- notionvc: 20490bdd-6579-484b-9d99-0ff0bc1aa8e7 --><\/p>\n<\/div>\n                                                        <div class=\"push__promo-button   \">\n                                                                                                    <div\n                                        class=\"btn btn-primary\"\n                                        style=\"color: ; border-color: ; background-color: \"\n\n                                    >\n                                        JE PRENDS UN COURS OFFERT !\n                                    <\/div>\n                                                            <\/div>\n                                                    <\/div>\n                                    <\/div>\n                                    <\/div>\n    <\/section>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"calculer-le-taux-de-variation-la-formule\">Calculer le taux de variation, la formule&nbsp;\ud83e\uddde<\/h2>\n\n\n\n<p>Les pourcentages sont aussi utilis\u00e9s pour calculer le taux de variation ou d\u2019\u00e9volution.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 <strong>Le taux de variation, aussi appel\u00e9 taux d&rsquo;\u00e9volution, permet de mesurer comment une valeur a \u00e9volu\u00e9 entre une date A et une date B.&nbsp;<\/strong><\/p>\n\n\n<section class=\"you-know\">\n                <div class=\"you-know__title\"><p>\ud83d\udccc Formule pour le calcul du taux de variation<\/p>\n<\/div>\n                        <div class=\"you-know__text\">\n            <p><strong>TV = ((nombre au moment ult\u00e9rieur \/ nombre au moment ant\u00e9rieur) &#8211; 1) x 100\u00a0<\/strong><\/p>\n\n        <\/div>\n              <\/section>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"comment-utiliser-la-formule\">Comment utiliser la formule ? <strong>\ud83d\udd22<\/strong><\/h3>\n\n\n\n<p>En 2015, il y avait 4,8 millions de personnes employ\u00e9es dans le pays Y. En 2020, il y en avait 5,2 millions. On veut calculer l\u2019\u00e9volution en pourcentage du nombre d\u2019employ\u00e9s.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 On utilise la formule :&nbsp;<strong>((nombre au moment ult\u00e9rieur \/ nombre au moment ant\u00e9rieur) &#8211; 1) x 100&nbsp;<\/strong><\/p>\n\n\n\n<p>Dans l\u2019exercice, on a : ((5,2 \/ 4,8) &#8211; 1) x 100 = <strong>8,3<\/strong> %&nbsp;<\/p>\n\n\n\n<p><strong>Donc le nombre d\u2019employ\u00e9s dans ce pays a augment\u00e9 de 8,3 %<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"exercices-de-calcul-pourcentage\">\ud83d\udcdd Exercices de calcul pourcentage&nbsp;<\/h2>\n\n\n\n<p>Il est temps de mettre en application ce que tu viens d\u2019apprendre.&nbsp;A toi de r\u00e9soudre tous ces exercices !&nbsp;<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/media.giphy.com\/media\/sl1zfWPqlozOgquzuE\/giphy.gif\" alt=\"On est parti sur les statistiques \"\/><\/figure>\n<\/div>\n\n\n<p><strong><span style=\"text-decoration: underline\" class=\"underline\">\ud83d\udccc Exercice 1 :&nbsp;<\/span><\/strong><\/p>\n\n\n\n<p>Une entreprise fixe le prix de vente d\u2019un produit \u00e0 83,19 euros. Les consommateurs doivent ajouter la TVA de 21 % au moment de l\u2019achat.&nbsp;<\/p>\n\n\n\n<p>Calcule le montant de l\u2019augmentation du produit une fois la TVA appliqu\u00e9e.&nbsp;<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline\" class=\"underline\">\ud83d\udccc Exercice 2 :&nbsp;<\/span><\/strong><\/p>\n\n\n\n<p>Les soldes d\u2019hiver viennent tout juste de commencer. Le prix initial d\u2019un blouson est de 150 euros et le prix initial de bottes est de 70 euros.&nbsp;<\/p>\n\n\n\n<p>Aujourd\u2019hui une remise de 30% est appliqu\u00e9e sur les v\u00eatements et une remise de 20 % s\u2019applique sur les chaussures.&nbsp;<\/p>\n\n\n\n<p>Quel est le montant de la diminution des articles ?&nbsp;<\/p>\n\n\n\n<p>Quel sera le montant total que le client va payer en achetant ces deux articles ?&nbsp;<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline\" class=\"underline\">\ud83d\udccc Exercice 3 :&nbsp;<\/span><\/strong><\/p>\n\n\n\n<p>Sur un compte \u00e9pargne est d\u00e9pos\u00e9 10 000 euros. Tous les ans, des int\u00e9r\u00eats s\u2019y appliquent. Le taux d\u2019int\u00e9r\u00eat pour ce compte est de 4,75%.<br>Quel est le montant des int\u00e9r\u00eats la premi\u00e8re ann\u00e9e ?&nbsp;<\/p>\n\n\n\n<p>Quel est le montant pr\u00e9sent sur le compte au bout d\u2019un an ?&nbsp;<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline\" class=\"underline\">\ud83d\udccc Exercice 4 :&nbsp;<\/span><\/strong><\/p>\n\n\n\n<p>Lors des soldes d\u2019\u00e9t\u00e9, Mathilde a achet\u00e9 une calculatrice \u00e0 175 euros. Le prix de d\u00e9part du produit \u00e9tait de 250 euros. Quel \u00e9tait le pourcentage de r\u00e9duction appliqu\u00e9 ?&nbsp;<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/media.giphy.com\/media\/JbupRITHs2I9i\/giphy.gif\" alt=\"Les statistiques, on aimerait bien les abandonner des fois \"\/><figcaption class=\"wp-element-caption\"><em>Nous en train d&rsquo;essayer de quitter le navire des maths <\/em><\/figcaption><\/figure>\n<\/div>\n\n<section class=\"read-also\">\n    <p class=\"read-also__title\">\u00c0 lire aussi<\/p>\n            <div class=\"read-also__list\">\n            <p>D\u00e9couvre le <a href=\"https:\/\/sherpas.com\/blog\/tout-savoir-programme-maths-6eme\/\">programme de maths en 6\u1d49<\/a> !<\/p>\n\n        <\/div>\n    <\/section>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"correction\">\u2705 Correction&nbsp;<\/h2>\n\n\n\n<p><strong><span style=\"text-decoration: underline\" class=\"underline\">\u2714\ufe0f Exercice 1 :&nbsp;<\/span><\/strong><\/p>\n\n\n\n<p>Pour trouver le montant de l\u2019augmentation du produit, on peut utiliser le produit en croix.&nbsp;<\/p>\n\n\n\n<p>83,19 euros \u2192 100 %&nbsp;<\/p>\n\n\n\n<p>?&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; \u2192 21 %&nbsp;<\/p>\n\n\n\n<p>Donc : 83,19 x 21 \/ 100 = 17,46<\/p>\n\n\n\n<p>\ud83d\udc49 L\u2019augmentation du prix du produit est de 17,46 euros. Ainsi, les clients devront payer 100,65 euros pour se le procurer.&nbsp;&nbsp;<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline\" class=\"underline\">\u2714\ufe0f Exercice 2 :&nbsp;<\/span><\/strong><\/p>\n\n\n\n<p>Pour calculer la diminution du prix du blouson, on va utiliser le produit en croix.&nbsp;<\/p>\n\n\n\n<p>Ainsi :&nbsp;<\/p>\n\n\n\n<p>150 \u2192 100 %&nbsp;<\/p>\n\n\n\n<p>? &nbsp; &nbsp; \u2192 30 %&nbsp;<\/p>\n\n\n\n<p>Donc :&nbsp;<\/p>\n\n\n\n<p>150 x 30 \/ 100 = 45 euros.&nbsp;<\/p>\n\n\n\n<p>Pour calculer la diminution du prix des bottes, on va effectuer la m\u00eame op\u00e9ration.&nbsp;<\/p>\n\n\n\n<p>Ainsi :&nbsp;<\/p>\n\n\n\n<p>70 \u2192 100 %\u202f<\/p>\n\n\n\n<p>? &nbsp; \u2192 20 %&nbsp;<\/p>\n\n\n\n<p>Donc&nbsp;<\/p>\n\n\n\n<p>70 x 20 \/ 100 = 14 euros.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 Le montant de la r\u00e9duction pour le blouson est de 45 euros.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 Le montant de la r\u00e9duction pour les bottes est de 14 euros.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 Le montant total que le client va payer en achetant ces deux articles correspond \u00e0 :&nbsp;<\/p>\n\n\n\n<p>150 &#8211; 45 = 105 euros.&nbsp;<\/p>\n\n\n\n<p>70 &#8211; 14 = 56 euros.&nbsp;<\/p>\n\n\n\n<p>Donc 105 + 56 = 161<br>\ud83d\udc49 Le montant total \u00e0 payer pour ces deux articles est de 161 euros.&nbsp;<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline\" class=\"underline\">\u2714\ufe0f Exercice 3 :&nbsp;<\/span><\/strong><\/p>\n\n\n\n<p>Pour notre compte d\u2019\u00e9pargne, on a :&nbsp;<\/p>\n\n\n\n<p>10 000 \u2192 100 %&nbsp;<\/p>\n\n\n\n<p>?&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; \u2192 4,75 %&nbsp;<\/p>\n\n\n\n<p>10 000 x 4,5 \/ 100 = 475<\/p>\n\n\n\n<p>Donc, le montant des int\u00e9r\u00eats est de 475.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 Au bout d\u2019un an, sur le compte \u00e9pargne, il y a 10 475 euros.&nbsp;<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline\" class=\"underline\">\u2714\ufe0f Exercice 4 :&nbsp;<\/span><\/strong><\/p>\n\n\n\n<p>On peut utiliser la formule pr\u00e9sent\u00e9e au d\u00e9but de la fiche :&nbsp;<\/p>\n\n\n\n<p>Pourcentage = valeur finale \/ valeur initiale x 100&nbsp;<\/p>\n\n\n\n<p>La valeur finale est 175.&nbsp;&nbsp;<\/p>\n\n\n\n<p>La valeur initiale est 250.&nbsp;<\/p>\n\n\n\n<p>Donc : 175 \/ 250 x 100 = 70.&nbsp;<\/p>\n\n\n\n<p>On effectue ensuite 100 &#8211; 70 = 30.<br>\ud83d\udc49 Le taux de r\u00e9duction appliqu\u00e9e sur la calculatrice est de 30%.&nbsp;<\/p>\n\n\n<section class=\"read-also\">\n    <p class=\"read-also__title\">\u00c0 lire aussi<\/p>\n            <div class=\"read-also__list\">\n            <p>D\u00e9couvre <a href=\"https:\/\/sherpas.com\/blog\/comment-calculer-une-moyenne\/\">comment calculer une moyenne<\/a> !<\/p>\n\n        <\/div>\n    <\/section>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/media.giphy.com\/media\/IQy2pNNoI6Flp4eIcF\/giphy.gif\" alt=\"c'est la fin des pourcentages \"\/><\/figure>\n<\/div>\n\n\n<p>Notre fiche de maths sur le calcul pourcentage est maintenant termin\u00e9e. On esp\u00e8re que \u00e7a a pu t\u2019aider. N\u2019h\u00e9site pas \u00e0 nous laisser un commentaire si tu as besoin d&rsquo;aide ! \ud83d\ude09<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;254601&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;6&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;4.3&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Tu as aim\u00e9 cet article ?&quot;,&quot;legend&quot;:&quot;4.3\\\/5 - (6 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Calcul pourcentage : fiche de maths&quot;,&quot;width&quot;:&quot;122.2&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 122.2px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            4.3\/5 - (6 votes)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Pr\u00e9pare-toi pour le monde r\u00e9el et perfectionne tes comp\u00e9tences en pourcentage avec l\u2019aide de nos cours de maths (&#8230;)<\/p>\n","protected":false},"author":326,"featured_media":254602,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"category":[803,810],"tag":[77],"class_list":["post-254601","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-apprendre-matiere","category-maths","tag-college"],"acf":[],"_links":{"self":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/posts\/254601","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/users\/326"}],"replies":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/comments?post=254601"}],"version-history":[{"count":0,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/posts\/254601\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/media\/254602"}],"wp:attachment":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/media?parent=254601"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/category?post=254601"},{"taxonomy":"tag","embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/tag?post=254601"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}