{"id":72,"date":"2022-04-12T09:28:16","date_gmt":"2022-04-12T09:28:16","guid":{"rendered":"http:\/\/7thclass.deltapublications.in\/?page_id=72"},"modified":"2025-09-02T01:16:16","modified_gmt":"2025-09-02T01:16:16","slug":"d-4-round-decimals","status":"publish","type":"page","link":"https:\/\/7thclass.deltapublications.in\/index.php\/d-4-round-decimals\/","title":{"rendered":"D.4 Round decimals"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color\" style=\"color:#00056d;text-transform:uppercase\"><strong>Round decimals<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div style=\"position: relative; width: 100%; height: 0; padding-top: 56.2500%;\n padding-bottom: 0; box-shadow: 0 2px 8px 0 rgba(63,69,81,0.16); margin-top: 1.6em; margin-bottom: 0.9em; overflow: hidden;\n border-radius: 8px; will-change: transform;\">\n  <iframe loading=\"lazy\" style=\"position: absolute; width: 100%; height: 100%; top: 0; left: 0; border: none; padding: 0;margin: 0;\"\n    src=\"https:\/\/www.canva.com\/design\/DAGwr8FYfzg\/r8YpNHKmJHMhta_TJc8Cfg\/watch?embed\" allowfullscreen=\"allowfullscreen\" allow=\"fullscreen\">\n  <\/iframe>\n<\/div>\n<a href=\"https:&#x2F;&#x2F;www.canva.com&#x2F;design&#x2F;DAGwr8FYfzg&#x2F;r8YpNHKmJHMhta_TJc8Cfg&#x2F;watch?utm_content=DAGwr8FYfzg&amp;utm_campaign=designshare&amp;utm_medium=embeds&amp;utm_source=link\" target=\"_blank\" rel=\"noopener\">7th D.4\u00a0Round\u00a0Decimals<\/a> by Delta publications\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-color has-huge-font-size\" style=\"color:#74008b\"><strong>Key Notes:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-group has-normal-font-size\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<figure class=\"wp-block-table\"><table class=\"has-text-color has-link-color has-fixed-layout\" style=\"color:#000060\"><tbody><tr><td><strong> What is Rounding Decimals?<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Rounding decimals means changing a decimal number to a simpler form that is close to the original value, making it easier to work with.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-text-color has-link-color has-fixed-layout\" style=\"color:#000060\"><tbody><tr><td><strong><strong>Why Do We Round Decimals?<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>To make numbers easier to read and use.<\/li>\n\n\n\n<li>To simplify calculations.<\/li>\n\n\n\n<li>To give approximate values when exact values are not necessary.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-text-color has-link-color has-fixed-layout\" style=\"color:#000060\"><tbody><tr><td><strong><strong>Place Value of Decimals<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>From left to right (after the decimal point):<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tenth (0.1)<\/strong><\/li>\n\n\n\n<li><strong>Hundredth (0.01)<\/strong><\/li>\n\n\n\n<li><strong>Thousandth (0.001)<\/strong><\/li>\n\n\n\n<li><strong>Ten-thousandth (0.0001)<\/strong> and so on.<\/li>\n<\/ul>\n\n\n\n<p><strong>Example:<\/strong> In 45.678,<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>6 is in the tenths place.<\/li>\n\n\n\n<li>7 is in the hundredths place.<\/li>\n\n\n\n<li>8 is in the thousandths place.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-text-color has-link-color has-fixed-layout\" style=\"color:#000060\"><tbody><tr><td><strong><strong>Rules for Rounding Decimals<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>1. <strong>Identify the place value<\/strong> you want to round to (tenth, hundredth, thousandth, etc.).<\/p>\n\n\n\n<p>2. <strong>Look at the digit to the right<\/strong> of the place value:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>If it is <strong>5 or greater<\/strong>, add 1 to the rounding place and drop the rest.<\/li>\n\n\n\n<li>If it is <strong>less than 5<\/strong>, keep the rounding place digit as it is and drop the rest.<\/li>\n<\/ul>\n\n\n\n<p>3. Replace the dropped digits with zeros if needed (in whole numbers) or simply remove them (in decimals).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-text-color has-link-color has-fixed-layout\" style=\"color:#000060\"><tbody><tr><td><strong> What is Rounding Decimals?<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading has-normal-font-size\"><strong>Example 1:<\/strong> Round 12.456 to the nearest tenth.<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tenth place = 4<\/li>\n\n\n\n<li>Next digit = 5 \u2192 <strong>5 or more \u2192 increase by 1<\/strong><\/li>\n\n\n\n<li>Answer = <strong>12.5<\/strong><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading has-normal-font-size\"><strong>Example 2:<\/strong> Round 8.734 to the nearest hundredth.<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hundredth place = 3<\/li>\n\n\n\n<li>Next digit = 4 \u2192 <strong>less than 5 \u2192 keep as is<\/strong><\/li>\n\n\n\n<li>Answer = <strong>8.73<\/strong><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading has-normal-font-size\"><strong>Example 3:<\/strong> Round 0.999 to the nearest tenth.<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tenth place = 9<\/li>\n\n\n\n<li>Next digit = 9 \u2192 increase by 1 (carry over)<\/li>\n\n\n\n<li>Answer = <strong>1.0<\/strong><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-text-color has-link-color has-fixed-layout\" style=\"color:#000060\"><tbody><tr><td><strong><strong>Important Notes<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rounding can increase or decrease the value slightly.<\/li>\n\n\n\n<li>Always check the digit <strong>right after<\/strong> the place you are rounding to.<\/li>\n\n\n\n<li>For money, we usually round to the nearest hundredth (2 decimal places).<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-text-color has-link-color has-fixed-layout\" style=\"color:#000060\"><tbody><tr><td><strong><strong>Practice Problems<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Round the following:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>4.672 to the nearest tenth<\/li>\n\n\n\n<li>19.857 to the nearest hundredth<\/li>\n\n\n\n<li>7.999 to the nearest tenth<\/li>\n\n\n\n<li>3.1416 to the nearest thousandth<\/li>\n\n\n\n<li>12.345 to the nearest hundredth<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-text-color has-link-color has-fixed-layout\" style=\"color:#000060\"><tbody><tr><td><strong><strong>Answers<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ol class=\"wp-block-list\">\n<li>4.7<\/li>\n\n\n\n<li>19.86<\/li>\n\n\n\n<li>8.0<\/li>\n\n\n\n<li>3.142<\/li>\n\n\n\n<li>12.35<\/li>\n<\/ol>\n\n\n\n<p class=\"has-text-align-center has-background-background-color has-text-color has-background has-large-font-size\" style=\"color:#105000\"><strong>Learn with an example<\/strong><\/p>\n\n\n\n<div class=\"wp-block-group has-primary-color has-text-color has-background has-link-color has-normal-font-size wp-elements-9b39fec6658eb9c30ecee1e043513535\" style=\"background-color:#f9f6c7\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h4 class=\"wp-block-heading has-background-background-color has-text-color has-background has-normal-font-size\" style=\"color:#b00012\"><strong>What is 52.8 rounded to the nearest whole number?<\/strong><\/h4>\n\n\n\n<p class=\"has-normal-font-size\">First, find the digit in the ones place. This is the place you want to round:<\/p>\n\n\n\n<p>5<strong>2<\/strong>.8<\/p>\n\n\n\n<p>Now look one place to the right:<\/p>\n\n\n\n<p>52.<strong>8<\/strong><\/p>\n\n\n\n<p>8 is greater than 5, so you will round up. Remove all the digits to the right of the ones place:<\/p>\n\n\n\n<p>52.<strong>8<\/strong>&nbsp;\u2192&nbsp;52<\/p>\n\n\n\n<p>Now add 1 to the number:<\/p>\n\n\n\n<p class=\"has-text-align-center has-large-font-size\">52&nbsp;\u2192&nbsp;53<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-primary-color has-text-color has-background has-link-color has-normal-font-size wp-elements-17d9f384b950d488d700316cf063ca15\" style=\"background-color:#ffe8d9\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h4 class=\"wp-block-heading has-background-background-color has-text-color has-background has-normal-font-size\" style=\"color:#b00012\"><strong>What is 31.8 rounded to the nearest whole number?<\/strong><\/h4>\n\n\n\n<p>First, find the digit in the ones place. This is the place you want to round:<\/p>\n\n\n\n<p>3<strong>1<\/strong>.8<\/p>\n\n\n\n<p>Now look one place to the right:<\/p>\n\n\n\n<p>31.<strong>8<\/strong><\/p>\n\n\n\n<p>8 is greater than 5, so you will round up. Remove all the digits to the right of the ones place:<\/p>\n\n\n\n<p>31.<strong>8<\/strong>&nbsp;\u2192&nbsp;31<\/p>\n\n\n\n<p>Now add 1 to the number:<\/p>\n\n\n\n<p class=\"has-text-align-center has-normal-font-size\">31&nbsp;\u2192&nbsp;32<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-primary-color has-text-color has-background has-link-color has-normal-font-size wp-elements-566ef207da067a2f48816d2db2d7a800\" style=\"background-color:#ffd9f2\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h4 class=\"wp-block-heading has-background-background-color has-text-color has-background has-normal-font-size\" style=\"color:#b00012\"><strong>What is 93.3 rounded to the nearest whole number?<\/strong><\/h4>\n\n\n\n<p>First, find the digit in the ones place. This is the place you want to round:<\/p>\n\n\n\n<p>9<strong>3<\/strong>.3<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Now look one place to the right:<\/p>\n\n\n\n<p>93.<strong>3<\/strong><\/p>\n\n\n\n<p>3 is less than 5, so you will round down. Remove all the digits to the right of the ones place:<\/p>\n\n\n\n<p class=\"has-text-align-center has-normal-font-size\">93.<strong>3<\/strong>&nbsp;\u2192&nbsp;93<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-primary-color has-text-color has-background has-link-color has-normal-font-size wp-elements-385afe70123609b35bf6e1f4f4713c81\" style=\"background-color:#d9fff7\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h4 class=\"wp-block-heading has-background-background-color has-text-color has-background has-normal-font-size\" style=\"color:#b00012\"><strong>What is 8.2 rounded to the nearest whole number?<\/strong><\/h4>\n\n\n\n<p>First, find the digit in the ones place. This is the place you want to round:<\/p>\n\n\n\n<p><strong>8<\/strong>.2<\/p>\n\n\n\n<p>Now look one place to the right:<\/p>\n\n\n\n<p>8.<strong>2<\/strong><\/p>\n\n\n\n<p>2 is less than 5, so you will round down. Remove all the digits to the right of the ones place:<\/p>\n\n\n\n<p class=\"has-text-align-center has-normal-font-size\">8.<strong>2<\/strong>&nbsp;\u2192&nbsp;8<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-primary-color has-text-color has-background has-link-color wp-elements-0742e24d1b8f2cb0f03ad92def69b5c9\" style=\"background-color:#bdffad\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h4 class=\"wp-block-heading has-background-background-color has-text-color has-background has-normal-font-size\" style=\"color:#b00012\"><strong>What is 2.5 rounded to the nearest whole number?<\/strong><\/h4>\n\n\n\n<p>First, find the digit in the ones place. This is the place you want to round:<\/p>\n\n\n\n<p><strong>2<\/strong>.5<\/p>\n\n\n\n<p>Now look one place to the right:<\/p>\n\n\n\n<p>2.<strong>5<\/strong><\/p>\n\n\n\n<p>5 is equal to 5, so you will round up. Remove all the digits to the right of the ones place:<\/p>\n\n\n\n<p>2.<strong>5<\/strong>&nbsp;\u2192&nbsp;2<\/p>\n\n\n\n<p>Now add 1 to the number:<\/p>\n\n\n\n<p class=\"has-text-align-center has-normal-font-size\"><strong>2&nbsp;\u2192&nbsp;3<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#d90000\"><strong>Try some practice problems!<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/76325\/466\/623\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-2-231.png\" alt=\"\" class=\"wp-image-7270\" srcset=\"https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-2-231.png 500w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-2-231-300x300.png 300w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-2-231-150x150.png 150w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-2-231-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/84473\/896\/846\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-1-1-233.png\" alt=\"\" class=\"wp-image-7271\" srcset=\"https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-1-1-233.png 500w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-1-1-233-300x300.png 300w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-1-1-233-150x150.png 150w, https:\/\/7thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-1-1-233-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Round decimals 7th D.4\u00a0Round\u00a0Decimals by Delta publications Key Notes: What is Rounding Decimals? Rounding decimals means changing a decimal number to a simpler form that is close to the original value, making it easier to work with. Why Do We Round Decimals? Place Value of Decimals From left to right (after the decimal point): Example:<a class=\"more-link\" href=\"https:\/\/7thclass.deltapublications.in\/index.php\/d-4-round-decimals\/\">Continue reading <span class=\"screen-reader-text\">&#8220;D.4 Round decimals&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"footnotes":""},"class_list":["post-72","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/72","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=72"}],"version-history":[{"count":31,"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/72\/revisions"}],"predecessor-version":[{"id":16885,"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/72\/revisions\/16885"}],"wp:attachment":[{"href":"https:\/\/7thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=72"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}