{"id":1047,"date":"2017-01-10T23:48:40","date_gmt":"2017-01-10T23:48:40","guid":{"rendered":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/?post_type=chapter&#038;p=1047"},"modified":"2019-05-30T16:25:44","modified_gmt":"2019-05-30T16:25:44","slug":"introduction-describing-quantities-and-how-they-change","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/chapter\/introduction-describing-quantities-and-how-they-change\/","title":{"raw":"Introduction to Proportional Relationships and a Bit of Geometry","rendered":"Introduction to Proportional Relationships and a Bit of Geometry"},"content":{"raw":"In the 2004 vice-presidential debates, Democratic contender John Edwards claimed that\u00a0US forces have suffered \"90% of the coalition casualties\" in Iraq. Incumbent Vice President Dick Cheney disputed this, saying that in fact Iraqi security forces and coalition allies \"have taken almost 50 percent\" of the casualties.[footnote]<a href=\"http:\/\/www.factcheck.org\/cheney_edwards_mangle_facts.html\" target=\"_blank\" rel=\"noopener\">http:\/\/www.factcheck.org\/cheney_edwards_mangle_facts.html<\/a>[\/footnote]\r\n\r\nWho was\u00a0correct? How can we make sense of these numbers?\r\n\r\nIn this section, we will show how the idea of percent is used to describe parts of a whole. \u00a0Percents are prevalent in the media we consume regularly, making it imperative that you understand what they mean and where they come from.\r\n\r\nWe will also show you how to compare different quantities using proportions. \u00a0Proportions can help us understand how things change or relate to each other.","rendered":"<p>In the 2004 vice-presidential debates, Democratic contender John Edwards claimed that\u00a0US forces have suffered &#8220;90% of the coalition casualties&#8221; in Iraq. Incumbent Vice President Dick Cheney disputed this, saying that in fact Iraqi security forces and coalition allies &#8220;have taken almost 50 percent&#8221; of the casualties.<a class=\"footnote\" title=\"http:\/\/www.factcheck.org\/cheney_edwards_mangle_facts.html\" id=\"return-footnote-1047-1\" href=\"#footnote-1047-1\" aria-label=\"Footnote 1\"><sup class=\"footnote\">[1]<\/sup><\/a><\/p>\n<p>Who was\u00a0correct? How can we make sense of these numbers?<\/p>\n<p>In this section, we will show how the idea of percent is used to describe parts of a whole. \u00a0Percents are prevalent in the media we consume regularly, making it imperative that you understand what they mean and where they come from.<\/p>\n<p>We will also show you how to compare different quantities using proportions. \u00a0Proportions can help us understand how things change or relate to each other.<\/p>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-1047\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Original<\/div><ul class=\"citation-list\"><li>Revision and Adaptation. <strong>Authored by<\/strong>: Lumen Learning. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em><\/li><\/ul><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Shared previously<\/div><ul class=\"citation-list\"><li>Math in Society. <strong>Authored by<\/strong>: Lippman, David. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"http:\/\/www.opentextbookstore.com\/mathinsociety\/\">http:\/\/www.opentextbookstore.com\/mathinsociety\/<\/a>. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by-sa\/4.0\/\">CC BY-SA: Attribution-ShareAlike<\/a><\/em><\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t <\/section><hr class=\"before-footnotes clear\" \/><div class=\"footnotes\"><ol><li id=\"footnote-1047-1\"><a href=\"http:\/\/www.factcheck.org\/cheney_edwards_mangle_facts.html\" target=\"_blank\" rel=\"noopener\">http:\/\/www.factcheck.org\/cheney_edwards_mangle_facts.html<\/a> <a href=\"#return-footnote-1047-1\" class=\"return-footnote\" aria-label=\"Return to footnote 1\">&crarr;<\/a><\/li><\/ol><\/div>","protected":false},"author":21,"menu_order":2,"template":"","meta":{"_candela_citation":"[{\"type\":\"original\",\"description\":\"Revision and Adaptation\",\"author\":\"Lumen Learning\",\"organization\":\"\",\"url\":\"\",\"project\":\"\",\"license\":\"cc-by\",\"license_terms\":\"\"},{\"type\":\"cc\",\"description\":\"Math in Society\",\"author\":\"Lippman, David\",\"organization\":\"\",\"url\":\"http:\/\/www.opentextbookstore.com\/mathinsociety\/\",\"project\":\"\",\"license\":\"cc-by-sa\",\"license_terms\":\"\"}]","CANDELA_OUTCOMES_GUID":"17b09601-9d36-4cc6-9fdf-954c6c740864","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-1047","chapter","type-chapter","status-publish","hentry"],"part":35,"_links":{"self":[{"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/pressbooks\/v2\/chapters\/1047","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/wp\/v2\/users\/21"}],"version-history":[{"count":8,"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/pressbooks\/v2\/chapters\/1047\/revisions"}],"predecessor-version":[{"id":2939,"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/pressbooks\/v2\/chapters\/1047\/revisions\/2939"}],"part":[{"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/pressbooks\/v2\/parts\/35"}],"metadata":[{"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/pressbooks\/v2\/chapters\/1047\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/wp\/v2\/media?parent=1047"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/pressbooks\/v2\/chapter-type?post=1047"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/wp\/v2\/contributor?post=1047"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/waymakermath4libarts\/wp-json\/wp\/v2\/license?post=1047"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}