{"id":1597,"date":"2026-01-28T13:39:57","date_gmt":"2026-01-28T13:39:57","guid":{"rendered":"https:\/\/pausemaths.fr\/?p=1597"},"modified":"2026-02-04T03:37:37","modified_gmt":"2026-02-04T03:37:37","slug":"sommes-algebriques","status":"publish","type":"post","link":"https:\/\/pausemaths.fr\/index.php\/2026\/01\/28\/sommes-algebriques\/","title":{"rendered":"Calculer une somme alg\u00e9brique"},"content":{"rendered":"\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-wide is-style-wide--1\"\/>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>Mission 2 : Calculer une somme alg\u00e9brique<\/strong><\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background\"\/>\n\n\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-2&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-2-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-2\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">A\/ Le cours en vid\u00e9o<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-2\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-2-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<figure class=\"wp-block-embed is-type-rich is-provider-prise-en-charge-des-contenus-embarqu-s wp-block-embed-prise-en-charge-des-contenus-embarqu-s wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Somme alg\u00e9brique nombres relatifs &amp;\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/y6oPullBUaA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-3&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-3-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-3\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">B\/ La m\u00e9thode<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-3\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-3-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<h2 class=\"wp-block-heading has-text-align-center has-large-font-size\"><img decoding=\"async\" class=\"d1fekHMv2WPYZzgPAV7b\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https%3A%2F%2Fmath-coaching.com%2Fimg%2Ffiche%2F60%2Fregle-des-signes.jpg&amp;f=1&amp;nofb=1&amp;ipt=018f9ddab17ad42e5c3b339dbd24f6d50db6df2ececa81fa47815325e5733367\" alt=\"Appliquer la R\u00e8gle des Signes aux Fractions | Math Coaching\"><\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-dots\"\/>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-large-font-size\"><strong>M\u00e9thode <\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u00c9tape 1 :<\/strong> Je simplifie l&rsquo;expression \u00e0 l&rsquo;aide de la r\u00e8gle des signes.<\/li>\n\n\n\n<li><strong>\u00c9tape 2 : <\/strong>Je regroupe les termes en fonction de leur signe.<\/li>\n\n\n\n<li><strong>\u00c9tape 3 : <\/strong>J&rsquo;additionne les distances \u00e0 z\u00e9ro des termes de m\u00eame signe.<\/li>\n\n\n\n<li><strong>\u00c9tape 4 :<\/strong> Je termine le calcul en remarquant qu&rsquo;il ne reste que deux nombres de signes diff\u00e9rents.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-dots\"\/>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-4&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-4-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-4\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">C\/ Fiche d&rsquo;exercice<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-4\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-4-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center\"><a href=\"http:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/01\/5n_relatifs_algebriques.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Fiche d&rsquo;exercice<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center\">Correction<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-dots\"\/>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-wide is-style-wide--5\"\/>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>Mission 3 : Le parcours des relatifs<\/strong><\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-default\"\/>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.logicieleducatif.fr\/games\/parcours-des-nombres-relatifs7\/index.html\"><img loading=\"lazy\" decoding=\"async\" width=\"807\" height=\"458\" src=\"https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/01\/image-41.png\" alt=\"\" class=\"wp-image-1592\" srcset=\"https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/01\/image-41.png 807w, https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/01\/image-41-300x170.png 300w, https:\/\/pausemaths.fr\/wp-content\/uploads\/2026\/01\/image-41-768x436.png 768w\" sizes=\"auto, (max-width: 807px) 100vw, 807px\" \/><\/a><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-default\"\/>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-dots\"\/>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-contrast-color has-alpha-channel-opacity has-contrast-background-color has-background is-style-wide is-style-wide--6\"\/>\n","protected":false},"excerpt":{"rendered":"<p>Mission 2 : Calculer une somme alg\u00e9brique Mission 3 : Le parcours des relatifs<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1597","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/posts\/1597","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/comments?post=1597"}],"version-history":[{"count":47,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/posts\/1597\/revisions"}],"predecessor-version":[{"id":2060,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/posts\/1597\/revisions\/2060"}],"wp:attachment":[{"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/media?parent=1597"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/categories?post=1597"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pausemaths.fr\/index.php\/wp-json\/wp\/v2\/tags?post=1597"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}