{"id":8982,"date":"2017-04-27T22:03:56","date_gmt":"2017-04-27T22:03:56","guid":{"rendered":"https:\/\/courses.lumenlearning.com\/prealgebra\/?post_type=chapter&#038;p=8982"},"modified":"2019-05-28T17:41:32","modified_gmt":"2019-05-28T17:41:32","slug":"why-it-matters-real-numbers","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/chapter\/why-it-matters-real-numbers\/","title":{"raw":"Why It Matters: Real Numbers","rendered":"Why It Matters: Real Numbers"},"content":{"raw":"<h2>Why learn to identify and use properties of real numbers to evaluate expressions and equations?<\/h2>\r\nHave you ever planned a party or gathering where you had a budget, and you had to buy everything you needed for the party while not spending more than you set aside?\r\n\r\n<a href=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/2302\/2017\/04\/24140031\/supermarket-1229744_1920.jpg\"><img class=\"wp-image-15195 alignright\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/2302\/2017\/04\/24140031\/supermarket-1229744_1920-300x225.jpg\" alt=\"Multiple shelves of different colors, sizes, and types of soda\" width=\"550\" height=\"412\" \/><\/a>As the treasurer for his college's Aspiring Entrepreneurs Club, Jose is responsible for keeping track of membership dues, fundraising money, and club expenses. He's excited because it's time to plan the spring end-of-term party, and that means he gets to go shopping for snacks and drinks. He's planning to buy chips, cookies, and sodas. The club's budget for the party is $76.\r\n\r\nAt the store, Jose checks the prices on what he needs to buy:\r\n<ul>\r\n \t<li>A bag of chips costs\u00a0$3.<\/li>\r\n \t<li>A package of cookies costs $2.<\/li>\r\n \t<li>A 12-pack of soda costs\u00a0$5.<\/li>\r\n<\/ul>\r\n&nbsp;\r\n\r\nJose knows he wants to buy five 12-packs of soda to make sure there's enough for everyone. Then he\u00a0wants to get two more bags\u00a0of chips than\u00a0cookies with the remaining money. So how many packages of each snack should Jose buy?\r\n\r\nWhile Jose stares at the snacks in the grocery store aisle, let's explore real numbers and some of the properties that can help us figure out this problem.","rendered":"<h2>Why learn to identify and use properties of real numbers to evaluate expressions and equations?<\/h2>\n<p>Have you ever planned a party or gathering where you had a budget, and you had to buy everything you needed for the party while not spending more than you set aside?<\/p>\n<p><a href=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/2302\/2017\/04\/24140031\/supermarket-1229744_1920.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15195 alignright\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/2302\/2017\/04\/24140031\/supermarket-1229744_1920-300x225.jpg\" alt=\"Multiple shelves of different colors, sizes, and types of soda\" width=\"550\" height=\"412\" \/><\/a>As the treasurer for his college&#8217;s Aspiring Entrepreneurs Club, Jose is responsible for keeping track of membership dues, fundraising money, and club expenses. He&#8217;s excited because it&#8217;s time to plan the spring end-of-term party, and that means he gets to go shopping for snacks and drinks. He&#8217;s planning to buy chips, cookies, and sodas. The club&#8217;s budget for the party is $76.<\/p>\n<p>At the store, Jose checks the prices on what he needs to buy:<\/p>\n<ul>\n<li>A bag of chips costs\u00a0$3.<\/li>\n<li>A package of cookies costs $2.<\/li>\n<li>A 12-pack of soda costs\u00a0$5.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Jose knows he wants to buy five 12-packs of soda to make sure there&#8217;s enough for everyone. Then he\u00a0wants to get two more bags\u00a0of chips than\u00a0cookies with the remaining money. So how many packages of each snack should Jose buy?<\/p>\n<p>While Jose stares at the snacks in the grocery store aisle, let&#8217;s explore real numbers and some of the properties that can help us figure out this problem.<\/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-8982\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Shared previously<\/div><ul class=\"citation-list\"><li>Soda aisle in a grocery store. <strong>Authored by<\/strong>: evelynlo. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"https:\/\/pixabay.com\/en\/supermarket-cola-soft-drink-soda-1229744\/\">https:\/\/pixabay.com\/en\/supermarket-cola-soft-drink-soda-1229744\/<\/a>. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/about\/cc0\">CC0: No Rights Reserved<\/a><\/em><\/li><\/ul><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Specific attribution<\/div><ul class=\"citation-list\"><li>Prealgebra. <strong>Provided by<\/strong>: OpenStax. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em>. <strong>License Terms<\/strong>: Download for free at http:\/\/cnx.org\/contents\/caa57dab-41c7-455e-bd6f-f443cda5519c@9.757<\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t <\/section>","protected":false},"author":17533,"menu_order":1,"template":"","meta":{"_candela_citation":"[{\"type\":\"cc-attribution\",\"description\":\"Prealgebra\",\"author\":\"\",\"organization\":\"OpenStax\",\"url\":\"\",\"project\":\"\",\"license\":\"cc-by\",\"license_terms\":\"Download for free at http:\/\/cnx.org\/contents\/caa57dab-41c7-455e-bd6f-f443cda5519c@9.757\"},{\"type\":\"cc\",\"description\":\"Soda aisle in a grocery store\",\"author\":\"evelynlo\",\"organization\":\"\",\"url\":\"https:\/\/pixabay.com\/en\/supermarket-cola-soft-drink-soda-1229744\/\",\"project\":\"\",\"license\":\"cc0\",\"license_terms\":\"\"}]","CANDELA_OUTCOMES_GUID":"1c3c4a09-62ec-416b-b885-b1ee584375e5","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-8982","chapter","type-chapter","status-publish","hentry"],"part":7349,"_links":{"self":[{"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/pressbooks\/v2\/chapters\/8982","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/wp\/v2\/users\/17533"}],"version-history":[{"count":13,"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/pressbooks\/v2\/chapters\/8982\/revisions"}],"predecessor-version":[{"id":15922,"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/pressbooks\/v2\/chapters\/8982\/revisions\/15922"}],"part":[{"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/pressbooks\/v2\/parts\/7349"}],"metadata":[{"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/pressbooks\/v2\/chapters\/8982\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/wp\/v2\/media?parent=8982"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/pressbooks\/v2\/chapter-type?post=8982"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/wp\/v2\/contributor?post=8982"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/wm-prealgebra\/wp-json\/wp\/v2\/license?post=8982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}