{"id":2214,"date":"2020-11-26T14:47:36","date_gmt":"2020-11-26T13:47:36","guid":{"rendered":"https:\/\/agora.xtec.cat\/cfacanovelles\/?p=2214"},"modified":"2020-11-26T14:47:36","modified_gmt":"2020-11-26T13:47:36","slug":"la-jerarquia-de-les-operacions","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/cfacanovelles\/matematiques-inicials\/la-jerarquia-de-les-operacions\/","title":{"rendered":"La jerarquia de les operacions"},"content":{"rendered":"<p>Sovint hem de resoldre diverses operacions combinades. En aquests casos \u00e9s molt important con\u00e8ixer la jerarquia de les operacions, \u00e9s a dir, l\u2019ordre que cal seguir a l\u2019hora de resoldre-les, ja que no sempre s\u2019han de fer les operacions en l\u2019ordre en qu\u00e8 apareixen!<br \/>\nLa regla general per resoldre operacions combinades \u00e9s la seg\u00fcent:<\/p>\n<p><strong>1. Par\u00e8ntesis:<\/strong> Si despr\u00e9s d\u2019observar l\u2019operaci\u00f3 en conjunt veiem que hi ha par\u00e8ntesis, primer cal resoldre les operacions que continguin. Un cop fet aix\u00f2, es torna a escriure tota l\u2019operaci\u00f3 per\u00f2 substituint els par\u00e8ntesis pels resultats corresponents.<br \/>\n<strong>2. Multiplicacions i divisions:<\/strong> El segon pas consisteix a identificar les multiplicacions i divisions i resoldre-les. A continuaci\u00f3 es torna a escriure l\u2019operaci\u00f3 per\u00f2 substituint-hi aquestes operacions pels resultats corresponents.<br \/>\n<strong>3. Sumes i restes:<\/strong> Finalment cal resoldre les sumes i restes, que es poden calcular en l\u2019ordre en qu\u00e8 apareguin en l\u2019operaci\u00f3 combinada inicial.<\/p>\n<p>Durant aquest tres passos hem de tenir sempre presents les propietats de les operacions, per tal d\u2019evitar errors.<\/p>\n<p><a href=\"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-content\/uploads\/usu1982\/2020\/11\/jerarquia_operacions.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2215\" src=\"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-content\/uploads\/usu1982\/2020\/11\/jerarquia_operacions.jpg\" alt=\"\" width=\"791\" height=\"276\" srcset=\"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-content\/uploads\/usu1982\/2020\/11\/jerarquia_operacions.jpg 791w, https:\/\/agora.xtec.cat\/cfacanovelles\/wp-content\/uploads\/usu1982\/2020\/11\/jerarquia_operacions-300x105.jpg 300w, https:\/\/agora.xtec.cat\/cfacanovelles\/wp-content\/uploads\/usu1982\/2020\/11\/jerarquia_operacions-768x268.jpg 768w\" sizes=\"auto, (max-width: 791px) 100vw, 791px\" \/><\/a><br \/>\nEl signe d\u2019una operaci\u00f3 involucra els nombres que t\u00e9 a la dreta i a l\u2019esquerra. Si volem que n\u2019involucri m\u00e9s, hi hem d\u2019afegir par\u00e8ntesis; el contingut del par\u00e8ntesi es considera un \u00fanic nombre.<\/p>\n<p>&nbsp;<\/p>\n<p>Aqu\u00ed podeu veure un video del pas a pas per a que acabi de quedar clar:<\/p>\n<p><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/X5ArfSR9ANY\" width=\"560\" height=\"314\"><\/iframe><\/p>\n<p>&nbsp;<\/p>\n<p>A continuaci\u00f3 us toca a vosaltres posar en pr\u00e0ctica lo apr\u00e8s i fer la seg\u00fcent fitxa! Recordeu que compta nota per l&#8217;avaluaci\u00f3 cont\u00ednua del curs aix\u00ed que \u00e9s molt important que la feu.<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/docs.google.com\/forms\/d\/e\/1FAIpQLSfpQYQQhAqM2BFM9ocG654Sp0Npjw0cwPuc8LI2QC_9l_1orw\/viewform?embedded=true\" width=\"640\" height=\"1618\" frameborder=\"0\">Cargando\u2026<\/iframe><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sovint hem de resoldre diverses operacions combinades. En aquests casos \u00e9s molt important con\u00e8ixer la jerarquia de les operacions, \u00e9s a dir, l\u2019ordre que cal seguir a l\u2019hora de resoldre-les, ja que no sempre s\u2019han de fer les operacions en l\u2019ordre en qu\u00e8 apareixen!<br \/>\nLa regla&hellip;  <a href=\"https:\/\/agora.xtec.cat\/cfacanovelles\/matematiques-inicials\/la-jerarquia-de-les-operacions\/\" title=\"Read La jerarquia de les operacions\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":4,"featured_media":2215,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[132,113],"tags":[],"class_list":["post-2214","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-matematiques-iii","category-matematiques-inicials"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/posts\/2214","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/comments?post=2214"}],"version-history":[{"count":1,"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/posts\/2214\/revisions"}],"predecessor-version":[{"id":2216,"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/posts\/2214\/revisions\/2216"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/media\/2215"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/media?parent=2214"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/categories?post=2214"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/cfacanovelles\/wp-json\/wp\/v2\/tags?post=2214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}