{"id":56,"date":"2023-07-28T15:20:00","date_gmt":"2023-07-28T19:20:00","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/?post_type=chapter&#038;p=56"},"modified":"2023-10-27T16:13:37","modified_gmt":"2023-10-27T20:13:37","slug":"using-a-scientific-calculator","status":"publish","type":"chapter","link":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/chapter\/using-a-scientific-calculator\/","title":{"raw":"Using a Scientific Calculator","rendered":"Using a Scientific Calculator"},"content":{"raw":"<div>\r\n\r\nThe calculator is an excellent tool for saving\u00a0time and performing more complex calculations.\r\n\r\nModern scientific calculators generally have many more features than a standard four or five function calculator, and the feature set differs among manufacturers and models. It is therefore important that you check the instruction manual for your calculator to learn to use it properly.\r\n\r\nSome of the features of a scientific calculator that you will be using in the more advanced learning tasks include:\r\n<ul>\r\n \t<li>scientific notation<\/li>\r\n \t<li>floating point arithmetic<\/li>\r\n \t<li>trigonometric functions<\/li>\r\n \t<li>exponential functions and roots beyond the square root<\/li>\r\n \t<li>quick access to constants such as \u03c0 (pi) and e (natural log).<\/li>\r\n<\/ul>\r\nA scientific calculator can calculate angles using <strong>sine, cosine, and tangent<\/strong>.\r\n<p class=\"hanging-indent\">Most scientific calculators also have keys for:<\/p>\r\n\r\n<ul type=\"none\">\r\n \t<li><img src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/3-Calculator-4-e1698435592814.png\" alt=\"\" width=\"77\" height=\"56\" \/><strong>% key<\/strong>: divides the number by 100<\/li>\r\n \t<li><img src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/3-Calculator-2-e1698435682892.png\" alt=\"\" width=\"75\" height=\"49\" \/><strong>Reciprocal Key<\/strong> (1\/x or x-1): puts 1 as the numerator and the number you key in as the denominator and divides to get a decimal.<\/li>\r\n \t<li><img src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/3-Calculator-1-e1698435826630.png\" alt=\"\" width=\"75\" height=\"58\" \/><strong>Exponent Key<\/strong>: puts x10 on the display so that you can key in the exponent for Scientific Notation.<\/li>\r\n \t<li><img src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/xy-1.png\" alt=\"\" width=\"79\" height=\"58\" \/><strong>Power Key<\/strong>: multiply a number by itself for the number of times you key in. All you have to do is enter y. It can also be used to find roots by letting y equal a fraction.<\/li>\r\n \t<li><img src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/x2.png\" alt=\"\" width=\"74\" height=\"61\" \/><strong>Square Key<\/strong>: may also have Square Root on same key with one being a second function.<\/li>\r\n<\/ul>\r\n<\/div>\r\nIf your calculator has a fraction function, you can do this problem:\r\n\r\n[latex]\\dfrac{5}{12}+\\dfrac{1}{12}[\/latex]\r\n<ol>\r\n \t<li>Press the <span class=\"calcbutton\">5<\/span> then <span class=\"calcbutton\">a<sup>b\/c<\/sup><\/span> then <span class=\"calcbutton\">1<\/span> <span class=\"calcbutton\">2<\/span>.\r\nYour display will have a 5, a backwards L and a 12.<span style=\"background-color: #000000; color: #ffffff;\"><strong>\r\n<\/strong><\/span><\/li>\r\n \t<li>Now press the <span class=\"calcbutton\">+<\/span> and enter <span class=\"calcbutton\">1<\/span> then <span class=\"calcbutton\">ab\/c<\/span> then <span class=\"calcbutton\">1<\/span> <span class=\"calcbutton\">2<\/span>. Then press <span class=\"calcbutton\">=<\/span>.\r\nYour answer should be 1 followed by a backwards L followed by 2.<\/li>\r\n<\/ol>\r\nThis means [latex]\\tfrac{1}{2}[\/latex] is correct because [latex]\\frac{5}{12}+\\frac{1}{12}=\\frac{6}{12}=\\frac{1}{2}[\/latex]\r\n\r\nTo do 2<sup>6<\/sup>, you can always multiply 2 \u00d7 2 \u00d7 2 \u00d7 2 \u00d7 2 \u00d7 2, but it would be much simpler to key in <span class=\"calcbutton\">2<\/span> and then use the <em><span class=\"calcbutton\">X<sup>Y<\/sup><\/span><\/em> button, then key in <span class=\"calcbutton\">6<\/span> to get 64.\r\n\r\n<img class=\"aligncenter wp-image-618 size-full\" title=\"Did you know? Pascaline, also called Arithmetic Machine, was the first calculator or adding machineto be produced in any quantity and actually used. The Pascaline was designed and built by the French mathematician-philosopher Blaise Pascal between 1642 and 1644.\" src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/Did-you-know1.png\" alt=\"Did you know? Pascaline, also called Arithmetic Machine, was the first calculator or adding machine\r\nto be produced in any quantity and actually used. The Pascaline was designed and built by the French mathematician-philosopher Blaise Pascal between 1642 and 1644.\" width=\"832\" height=\"396\" data-popupalt-original-title=\"null\" \/>","rendered":"<div>\n<p>The calculator is an excellent tool for saving\u00a0time and performing more complex calculations.<\/p>\n<p>Modern scientific calculators generally have many more features than a standard four or five function calculator, and the feature set differs among manufacturers and models. It is therefore important that you check the instruction manual for your calculator to learn to use it properly.<\/p>\n<p>Some of the features of a scientific calculator that you will be using in the more advanced learning tasks include:<\/p>\n<ul>\n<li>scientific notation<\/li>\n<li>floating point arithmetic<\/li>\n<li>trigonometric functions<\/li>\n<li>exponential functions and roots beyond the square root<\/li>\n<li>quick access to constants such as \u03c0 (pi) and e (natural log).<\/li>\n<\/ul>\n<p>A scientific calculator can calculate angles using <strong>sine, cosine, and tangent<\/strong>.<\/p>\n<p class=\"hanging-indent\">Most scientific calculators also have keys for:<\/p>\n<ul type=\"none\">\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/3-Calculator-4-e1698435592814.png\" alt=\"\" width=\"77\" height=\"56\" \/><strong>% key<\/strong>: divides the number by 100<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/3-Calculator-2-e1698435682892.png\" alt=\"\" width=\"75\" height=\"49\" \/><strong>Reciprocal Key<\/strong> (1\/x or x-1): puts 1 as the numerator and the number you key in as the denominator and divides to get a decimal.<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/3-Calculator-1-e1698435826630.png\" alt=\"\" width=\"75\" height=\"58\" \/><strong>Exponent Key<\/strong>: puts x10 on the display so that you can key in the exponent for Scientific Notation.<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/xy-1.png\" alt=\"\" width=\"79\" height=\"58\" \/><strong>Power Key<\/strong>: multiply a number by itself for the number of times you key in. All you have to do is enter y. It can also be used to find roots by letting y equal a fraction.<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/x2.png\" alt=\"\" width=\"74\" height=\"61\" \/><strong>Square Key<\/strong>: may also have Square Root on same key with one being a second function.<\/li>\n<\/ul>\n<\/div>\n<p>If your calculator has a fraction function, you can do this problem:<\/p>\n<p>[latex]\\dfrac{5}{12}+\\dfrac{1}{12}[\/latex]<\/p>\n<ol>\n<li>Press the <span class=\"calcbutton\">5<\/span> then <span class=\"calcbutton\">a<sup>b\/c<\/sup><\/span> then <span class=\"calcbutton\">1<\/span> <span class=\"calcbutton\">2<\/span>.<br \/>\nYour display will have a 5, a backwards L and a 12.<span style=\"background-color: #000000; color: #ffffff;\"><strong><br \/>\n<\/strong><\/span><\/li>\n<li>Now press the <span class=\"calcbutton\">+<\/span> and enter <span class=\"calcbutton\">1<\/span> then <span class=\"calcbutton\">ab\/c<\/span> then <span class=\"calcbutton\">1<\/span> <span class=\"calcbutton\">2<\/span>. Then press <span class=\"calcbutton\">=<\/span>.<br \/>\nYour answer should be 1 followed by a backwards L followed by 2.<\/li>\n<\/ol>\n<p>This means [latex]\\tfrac{1}{2}[\/latex] is correct because [latex]\\frac{5}{12}+\\frac{1}{12}=\\frac{6}{12}=\\frac{1}{2}[\/latex]<\/p>\n<p>To do 2<sup>6<\/sup>, you can always multiply 2 \u00d7 2 \u00d7 2 \u00d7 2 \u00d7 2 \u00d7 2, but it would be much simpler to key in <span class=\"calcbutton\">2<\/span> and then use the <em><span class=\"calcbutton\">X<sup>Y<\/sup><\/span><\/em> button, then key in <span class=\"calcbutton\">6<\/span> to get 64.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-618 size-full\" title=\"Did you know? Pascaline, also called Arithmetic Machine, was the first calculator or adding machineto be produced in any quantity and actually used. The Pascaline was designed and built by the French mathematician-philosopher Blaise Pascal between 1642 and 1644.\" src=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/Did-you-know1.png\" alt=\"Did you know? Pascaline, also called Arithmetic Machine, was the first calculator or adding machine  to be produced in any quantity and actually used. The Pascaline was designed and built by the French mathematician-philosopher Blaise Pascal between 1642 and 1644.\" width=\"832\" height=\"396\" data-popupalt-original-title=\"null\" srcset=\"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/Did-you-know1.png 832w, https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/Did-you-know1-300x143.png 300w, https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/Did-you-know1-768x366.png 768w, https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/Did-you-know1-65x31.png 65w, https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/Did-you-know1-225x107.png 225w, https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-content\/uploads\/sites\/2022\/2023\/07\/Did-you-know1-350x167.png 350w\" sizes=\"auto, (max-width: 832px) 100vw, 832px\" \/><\/p>\n","protected":false},"author":2001,"menu_order":4,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-56","chapter","type-chapter","status-publish","hentry"],"part":42,"_links":{"self":[{"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/pressbooks\/v2\/chapters\/56","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/wp\/v2\/users\/2001"}],"version-history":[{"count":9,"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/pressbooks\/v2\/chapters\/56\/revisions"}],"predecessor-version":[{"id":814,"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/pressbooks\/v2\/chapters\/56\/revisions\/814"}],"part":[{"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/pressbooks\/v2\/parts\/42"}],"metadata":[{"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/pressbooks\/v2\/chapters\/56\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/wp\/v2\/media?parent=56"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/pressbooks\/v2\/chapter-type?post=56"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/wp\/v2\/contributor?post=56"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/tradeskillsforsuccessnumeracy\/wp-json\/wp\/v2\/license?post=56"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}