{"id":130939,"date":"2021-08-30T06:56:00","date_gmt":"2021-08-30T09:56:00","guid":{"rendered":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/?post_type=ensino_fundamental&#038;p=130939"},"modified":"2022-08-12T10:20:19","modified_gmt":"2022-08-12T13:20:19","slug":"mais-sobre-expressoes-algebricas-representacao-algebrica-de-uma-sentenca-matematica","status":"publish","type":"ensino_fundamental","link":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/ensino_fundamental\/mais-sobre-expressoes-algebricas-representacao-algebrica-de-uma-sentenca-matematica\/","title":{"rendered":"Matem\u00e1tica &#8211; Mais sobre Express\u00f5es Alg\u00e9bricas: representa\u00e7\u00e3o alg\u00e9brica de uma senten\u00e7a matem\u00e1tica"},"content":{"rendered":"\n<p class=\"has-drop-cap has-black-color has-pale-cyan-blue-background-color has-text-color has-background has-medium-font-size\">Ol\u00e1, ol\u00e1, ol\u00e1!!! Nessa etapa da aula estaremos falando de como uma express\u00e3o alg\u00e9brica pode se tornar um valor num\u00e9rico. E para isso, leia o texto abaixo e se poss\u00edvel assista a v\u00eddeo aula que auxiliar\u00e1 a compreens\u00e3o do conceito estudado.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<p class=\"responsive-video-wrap clr\"><iframe title=\"Express\u00f5es Alg\u00e9bricas e o Valor Num\u00e9rico - Professora Angela\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/j3Kx9firjV0?start=1&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<\/div><\/figure>\n\n\n\n<p class=\"has-black-color has-text-color has-medium-font-size\"><strong>Vamos entender alguns exemplos:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img fetchpriority=\"high\" decoding=\"async\" width=\"265\" height=\"217\" src=\"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-content\/uploads\/2021\/08\/00QD5S6X8-e1630071327476.png\" alt=\"\" class=\"wp-image-130942 size-full\"\/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"has-black-color has-luminous-vivid-amber-background-color has-text-color has-background has-medium-font-size\">Felipe pretende construir uma casa em um terreno pr\u00f3prio. No entanto, Felipe n\u00e3o abre m\u00e3o de ter uma vasta \u00e1rea verde para ele e sua fam\u00edlia.<\/p>\n<\/div><\/div>\n\n\n\n<p class=\"has-black-color has-text-color has-medium-font-size\">Qual \u00e9 express\u00e3o que representaria a \u00e1rea verde t\u00e3o desejada por Felipe?<br>Podemos pensar, em primeiro lugar, na \u00e1rea total do terreno de Felipe: 30 . 50 = 1.500 metros quadrados.<br>Depois, podemos pensar na \u00e1rea do terreno reservado a casa: B . C<br>Por \u00faltimo, podemos montar uma express\u00e3o que represente o que deseja Felipe, ou seja, a \u00e1rea verde.<br>Para isso devemos subtrair o terreno da casa da \u00e1rea total, ou seja, 1500 \u2013 B . C<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"693\" height=\"138\" src=\"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-content\/uploads\/2021\/08\/00DD2X66A6-e1630072418812.png\" alt=\"\" class=\"wp-image-130949\" srcset=\"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-content\/uploads\/2021\/08\/00DD2X66A6-e1630072418812.png 693w, https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-content\/uploads\/2021\/08\/00DD2X66A6-e1630072418812-300x60.png 300w\" sizes=\"(max-width: 693px) 100vw, 693px\" \/><\/figure>\n\n\n\n<p class=\"has-background has-medium-font-size\" style=\"background-color:#edf1f4\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"689\" height=\"480\" src=\"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-content\/uploads\/2021\/08\/00SX2X3S6-e1630072828296.png\" alt=\"\" class=\"wp-image-130953\" srcset=\"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-content\/uploads\/2021\/08\/00SX2X3S6-e1630072828296.png 689w, https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-content\/uploads\/2021\/08\/00SX2X3S6-e1630072828296-300x209.png 300w\" sizes=\"(max-width: 689px) 100vw, 689px\" \/><\/figure>\n\n\n\n<p class=\"has-black-color has-text-color has-medium-font-size\">Agora \u00e9 a sua vez! Fa\u00e7a a atividade avaliativa na plataforma AVAH e bons estudos!!<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-background has-medium-font-size\" style=\"background-color:#abd7f3\"><strong>ATIVIDADE AVALIATIVA<\/strong><\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-medium-font-size\"><strong>1 &#8211;<\/strong> O cartaz a seguir est\u00e1 anunciando a promo\u00e7\u00e3o de uma loja.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"283\" height=\"244\" src=\"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-content\/uploads\/2021\/08\/00X2S3S6X-e1630072931506.png\" alt=\"\" class=\"wp-image-130957\"\/><\/figure>\n\n\n\n<p class=\"has-white-color has-vivid-red-background-color has-text-color has-background has-medium-font-size\">Marque a alternativa correta:<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-medium-font-size\">a) O que a letra P est\u00e1 indicando?<br>A(&nbsp;&nbsp;&nbsp;) O pagamento total B(&nbsp;&nbsp;&nbsp;) As parcelas<br>b) A express\u00e3o alg\u00e9brica 100 + 3 . P indica o qu\u00ea?<br>A(&nbsp;&nbsp;&nbsp;) O pagamento total B(&nbsp;&nbsp;&nbsp;) As parcelas<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-medium-font-size\">c) Qual o pre\u00e7o do ventilador se cada presta\u00e7\u00e3o \u00e9 de R$ 45,00?<br>A(&nbsp;&nbsp;&nbsp;)R$ 235,00 B(&nbsp;&nbsp;&nbsp;) R$ 135,00<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-medium-font-size\">d) Qual o pre\u00e7o do ferro el\u00e9trico se cada presta\u00e7\u00e3o \u00e9 de 30,00?<br>A(&nbsp;&nbsp;&nbsp;) R$ 190,00 B(&nbsp;&nbsp;&nbsp;) R$ 180,00<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-medium-font-size\">e) Qual ser\u00e1 o valor da presta\u00e7\u00e3o se o aspirador de p\u00f3 custa R$160,00<br>A(&nbsp;&nbsp;&nbsp;) R$50,00 B(&nbsp;&nbsp;&nbsp;) R$20,00<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-medium-font-size\"><strong>2-<\/strong> O pre\u00e7o do quilo de carne em um a\u00e7ougue \u00e9 dado pela fun\u00e7\u00e3o p = 20x + 21, sendo x a quantidade de quilos de carne comprada. O pre\u00e7o de 7 quilos de carne \u00e9:<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-medium-font-size\">(A) R$ 161,00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (B) R$ 164,00&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;(C) R$ 166,00&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;(D) R$1 68,00<\/p>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-background\" style=\"background-color:#e7f5fe\"><tbody><tr><td><strong>Proponentes \u2013 professores<\/strong><\/td><td>Andr\u00e9a de Souza Miguel Moraes<\/td><\/tr><tr><td><strong>Institui\u00e7\u00e3o educacional<\/strong><\/td><td>E.M. Marechal Castelo Branco<\/td><\/tr><tr><td><strong>CRE<\/strong><\/td><td>Central<\/td><\/tr><tr><td><strong>Refer\u00eancias \u2013 Texto elaborado com fins pedag\u00f3gicos<\/strong><\/td><td><a rel=\"noreferrer noopener\" href=\"http:\/\/www.multirio.rj.gov.br\/media\/PDF\/pdf_4879.pdf\" target=\"_blank\">http:\/\/www.multirio.rj.gov.br\/media\/PDF\/pdf_4879.pdf<\/a> <br>h<a rel=\"noreferrer noopener\" href=\"https:\/\/portal.educacao.go.gov.br\/fundamental_dois\/expressoes-algebricas-3-a-aula-matematica-8-ano-para-imprimir\/\" target=\"_blank\">ttps:\/\/portal.educacao.go.gov.br\/fundamental_dois\/expressoes-algebricas-3-a-aula-matematica-8-ano-para-imprimir\/<\/a> <br>Observa\u00e7\u00e3o: A atividade &nbsp;foi reelaborada.<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"author":57,"featured_media":133975,"template":"","ef_categoria":[16,35],"ef_ano":[90],"ef_componente":[94],"class_list":["post-130939","ensino_fundamental","type-ensino_fundamental","status-publish","has-post-thumbnail","hentry","ef_categoria-ciclo-da-adolescencia-hi","ef_categoria-educacao-financeira-e-empreendedorismo-ciclo-da-adolescencia-hi","ef_ano-7o-ano","ef_componente-matematica","entry","has-media"],"acf":[],"_links":{"self":[{"href":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-json\/wp\/v2\/ensino_fundamental\/130939","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-json\/wp\/v2\/ensino_fundamental"}],"about":[{"href":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-json\/wp\/v2\/types\/ensino_fundamental"}],"author":[{"embeddable":true,"href":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-json\/wp\/v2\/users\/57"}],"version-history":[{"count":0,"href":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-json\/wp\/v2\/ensino_fundamental\/130939\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-json\/wp\/v2\/media\/133975"}],"wp:attachment":[{"href":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-json\/wp\/v2\/media?parent=130939"}],"wp:term":[{"taxonomy":"ef_categoria","embeddable":true,"href":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-json\/wp\/v2\/ef_categoria?post=130939"},{"taxonomy":"ef_ano","embeddable":true,"href":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-json\/wp\/v2\/ef_ano?post=130939"},{"taxonomy":"ef_componente","embeddable":true,"href":"https:\/\/sme.goiania.go.gov.br\/conexaoescola\/wp-json\/wp\/v2\/ef_componente?post=130939"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}