{"id":7297,"date":"2020-05-06T15:30:17","date_gmt":"2020-05-06T14:30:17","guid":{"rendered":"http:\/\/mathsguyon.fr\/?page_id=7297"},"modified":"2020-05-07T09:32:05","modified_gmt":"2020-05-07T08:32:05","slug":"latex","status":"publish","type":"page","link":"https:\/\/mathsguyon.fr\/?page_id=7297","title":{"rendered":"\u00c9criture d\u00e9cimale"},"content":{"rendered":"<h2><span style=\"color: #800000;\"><strong>\u00a0 1. Sens de l&rsquo;\u00e9criture d\u00e9cimale :<\/strong><\/span><\/h2>\n<h2><strong>1.1. D\u00e9finitions<\/strong><\/h2>\n<h2>\\(\\bullet\\) <strong><span style=\"color: #800000;\">Quotient :<\/span><\/strong><\/h2>\n<div class=\"def\">\n<h2><code class=\"latex\"><\/code>Si \\(a\\) et \\(b\\) d\u00e9signent deux nombres avec \\(b\\neq 0\\) ,<\/h2>\n<h2>on appelle <span style=\"color: #800000;\">quotient<\/span> de \\(a\\) par \\(b\\) le nombre qui multipli\u00e9 par \\(b\\) donne \\(a\\) .}<\/h2>\n<h2>\\(\\bullet\\) <strong>\u00a0Exemples :<\/strong><\/h2>\n<h2>\\(\\diamond\\) Le <span style=\"color: #800000;\">quotient<\/span> de 10 par 5 est le nombre qui multipli\u00e9 par 5 donne 10 :<\/h2>\n<h2>C&rsquo;est \u00e0 dire : \\(5 \\times \\dots = 10\\)<br \/>\nOn trouve 2.<\/h2>\n<h2>\\(\\diamond\\) Le <span style=\"color: #800000;\">quotient<\/span> de 2 par 5 est le nombre qui multipli\u00e9 par 5 donne 2:<\/h2>\n<h2>\\(5 \\times \\dots = 2\\)<\/h2>\n<h2>C&rsquo;est moins \u00e9vident !<\/h2>\n<h2>On trouve 0,4 donc le <span style=\"color: #800000;\">quotient<\/span> de 2 par 5 vaut 0,4<\/h2>\n<h2><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7325 aligncenter\" src=\"http:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac1.png\" alt=\"\" width=\"556\" height=\"182\" srcset=\"https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac1.png 1009w, https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac1-300x98.png 300w, https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac1-768x251.png 768w\" sizes=\"auto, (max-width: 556px) 100vw, 556px\" \/><\/h2>\n<h2>\\(\\bullet\\) <strong><span style=\"color: #800000;\"> Fraction :<\/span><\/strong><\/h2>\n<h2>Dans le cas o\u00f9 \\(a\\) et \\(b\\) sont des nombres entiers, on dit que \\(\\frac{a}{b}\\) est une <span style=\"color: #800000;\">fraction<\/span>.<\/h2>\n<h2>\\(\\bullet\\) <strong>\u00a0Exemples :<\/strong><\/h2>\n<h2>\\(\\frac{3}{5}\\) ;\\(\\frac{21}{8}\\) ;\\(\\frac{12}{11}\\) sont des <span style=\"color: #800000;\">fractions<\/span>.<\/h2>\n<h2>\\(\\frac{12,24}{0,4}\\) n&rsquo;est pas une fraction car le num\u00e9rateur et le d\u00e9nominateur ne sont pas des entiers.<\/h2>\n<h2><strong>1.2. Diff\u00e9rents quotients :<br \/>\n<\/strong><\/h2>\n<h2>\\(\\bullet\\)\u00a0<span style=\"color: #800000;\">Le quotient est un nombre entier :<\/span><\/h2>\n<h2><\/h2>\n<h2><strong><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-7333 alignleft\" src=\"http:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac2.png\" alt=\"\" width=\"127\" height=\"93\" \/><\/strong><\/h2>\n<h2>On trouve : \\(\\frac{24}{6}=4\\). 4 est un nombre entier.<\/h2>\n<h2><\/h2>\n<h2><\/h2>\n<h2>\\(\\bullet\\) <span style=\"color: #800000;\">Le quotient est un nombre d\u00e9cimal :<\/span><\/h2>\n<h2>Exemple :<\/h2>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-7332 alignleft\" src=\"http:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac-3.png\" alt=\"\" width=\"206\" height=\"171\" srcset=\"https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac-3.png 421w, https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac-3-300x249.png 300w\" sizes=\"auto, (max-width: 206px) 100vw, 206px\" \/><\/p>\n<h2>On trouve : \\(\\frac{30}{4}=7,5\\). 7,5 est un nombre d\u00e9cimal.<\/h2>\n<p>&nbsp;<\/p>\n<div class=\"def\">\n<h2>\\(\\bullet\\) <span style=\"color: #800000;\">Le quotient n&rsquo;est pas un nombre d\u00e9cimal :<\/span><\/h2>\n<h2>Exemple :<\/h2>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7331 alignleft\" src=\"http:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac4.png\" alt=\"\" width=\"182\" height=\"127\" srcset=\"https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac4.png 435w, https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac4-300x209.png 300w\" sizes=\"auto, (max-width: 182px) 100vw, 182px\" \/><\/p>\n<h2>On trouve : \\(\\frac{13}{3}\\approx 4,333\\). La division ne se \u00ab\u00a0termine\u00a0\u00bb pas.<\/h2>\n<h2>\\(\\frac{13}{3}\\) n&rsquo;est pas un nombre d\u00e9cimal.<\/h2>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Conclusion\u00a0<\/strong>: <span style=\"color: #800000;\"><strong>Tous les quotients ne sont pas des nombres d\u00e9cimaux.<\/strong><\/span><\/h2>\n<h2>Par contre, on peut \u00e9crire n&rsquo;importe quel nombre d\u00e9cimal en \u00e9criture fractionnaire.<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7347\" src=\"http:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac5.png\" alt=\"\" width=\"1141\" height=\"445\" srcset=\"https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac5.png 1141w, https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac5-300x117.png 300w, https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac5-1024x399.png 1024w, https:\/\/mathsguyon.fr\/wp-content\/uploads\/2020\/05\/frac5-768x300.png 768w\" sizes=\"auto, (max-width: 1141px) 100vw, 1141px\" \/><\/p>\n<h1 style=\"text-align: center;\"><a href=\"http:\/\/mathsguyon.fr\/?page_id=7046\">Retour \u00e0 la page des vid\u00e9os<\/a><\/h1>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 1. Sens de l&rsquo;\u00e9criture d\u00e9cimale : 1.1. D\u00e9finitions \\(\\bullet\\) Quotient : Si \\(a\\) et \\(b\\) d\u00e9signent deux nombres avec \\(b\\neq 0\\) , on appelle quotient de \\(a\\) par \\(b\\) le nombre qui multipli\u00e9 par \\(b\\) donne \\(a\\) .} \\(\\bullet\\) &hellip; <a href=\"https:\/\/mathsguyon.fr\/?page_id=7297\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-7297","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/pages\/7297","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7297"}],"version-history":[{"count":45,"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/pages\/7297\/revisions"}],"predecessor-version":[{"id":7348,"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=\/wp\/v2\/pages\/7297\/revisions\/7348"}],"wp:attachment":[{"href":"https:\/\/mathsguyon.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7297"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}