{"id":56,"date":"2022-04-12T04:39:53","date_gmt":"2022-04-12T04:39:53","guid":{"rendered":"http:\/\/4thclass.deltapublications.in\/?page_id=56"},"modified":"2025-08-30T06:08:55","modified_gmt":"2025-08-30T06:08:55","slug":"c-4-subtraction-patterns-over-increasing-place-values","status":"publish","type":"page","link":"https:\/\/4thclass.deltapublications.in\/index.php\/c-4-subtraction-patterns-over-increasing-place-values\/","title":{"rendered":"C.4 Subtraction patterns over increasing place values"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color has-huge-font-size\" style=\"color:#00056d;text-transform:uppercase\"><strong>Subtraction patterns over increasing place values<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/08\/D.6-Subtraction-patterns-over-increasing-place-values_.mp4\"><\/video><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color has-normal-font-size wp-elements-258677bceeeba22388e46fb2abe59c1f\" style=\"color:#74008b\">Key notes:<\/h2>\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>\ud83d\udd39 Key Idea<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>In subtraction, we often see patterns when numbers increase by place values (ones, tens, hundreds, thousands).<\/li>\n\n\n\n<li>Each time we move to the next place value, the difference between numbers changes in a <strong>pattern<\/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><strong>\ud83d\udd39 Step-by-Step Explanation<\/strong><\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\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><strong> Subtracting with Ones<\/strong><\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Example:<br>10 \u2013 1 = <strong>9<\/strong><br>20 \u2013 1 = <strong>19<\/strong><br>30 \u2013 1 = <strong>29<\/strong><br>\ud83d\udc49 The difference increases by <strong>10<\/strong> each time as the tens place grows.<\/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>Subtracting with Tens<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Example:<br>100 \u2013 10 = <strong>90<\/strong><br>200 \u2013 10 = <strong>190<\/strong><br>300 \u2013 10 = <strong>290<\/strong><br>\ud83d\udc49 The difference increases by <strong>100<\/strong> each time as the hundreds place grows.<\/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> Subtracting with Hundreds<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Example:<br>1,000 \u2013 100 = <strong>900<\/strong><br>2,000 \u2013 100 = <strong>1,900<\/strong><br>3,000 \u2013 100 = <strong>2,900<\/strong><br>\ud83d\udc49 The difference increases by <strong>1,000<\/strong> each time as the thousands place grows.<\/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><strong> Subtracting Same Number Patterns<\/strong><\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Example:<br>555 \u2013 111 = <strong>444<\/strong><br>666 \u2013 222 = <strong>444<\/strong><br>777 \u2013 333 = <strong>444<\/strong><br>\ud83d\udc49 Pattern: The difference remains the <strong>same<\/strong> when both numbers increase equally.<\/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>\ud83d\udd39 General Patterns<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>If the subtrahend stays the same<\/strong> \u2192 the difference increases by the value of the place added.<\/li>\n\n\n\n<li><strong>If both numbers increase equally<\/strong> \u2192 the difference stays the same.<\/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><strong>\ud83d\udd39 Practice Examples<\/strong><\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>50 \u2013 5 = ?<br>60 \u2013 5 = ?<br>70 \u2013 5 = ?<br>\ud83d\udc49 What pattern do you see?<\/li>\n\n\n\n<li>400 \u2013 40 = ?<br>500 \u2013 40 = ?<br>600 \u2013 40 = ?<br>\ud83d\udc49 What happens as the numbers increase?<\/li>\n\n\n\n<li>900 \u2013 300 = ?<br>1,000 \u2013 400 = ?<br>1,100 \u2013 500 = ?<\/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><strong>\ud83d\udd39 Quick Tips<\/strong><\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Look at <strong>place values<\/strong> (ones, tens, hundreds, thousands).<\/li>\n\n\n\n<li>Check if <strong>both numbers increase equally<\/strong> or only one number increases.<\/li>\n\n\n\n<li>Identify the <strong>pattern<\/strong> in the difference.<\/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><strong>\u2705 Conclusion:<\/strong><\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><br>Subtraction patterns help us see how numbers change when place values grow. This makes subtraction faster and easier to understand.<\/p>\n\n\n\n<p class=\"has-text-align-center has-text-color has-link-color has-huge-font-size wp-elements-b9a4d2dbd2b5893137fb321e43f2d55d\" 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-e0a31a5cfb2336b8753f8c5d8cd704cb\" style=\"background-color:#fafba3\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-primary-color has-background-background-color has-text-color has-background has-link-color wp-elements-04a7a473f3190676fd1b2368a3007ea7\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-text-color has-link-color wp-elements-e2801332f0676089fa9883c30ec5dde6\" style=\"color:#b00012\"><strong>\ud83c\udfaf Complete the pattern:<\/strong><\/p>\n\n\n\n<p class=\"has-normal-font-size\">9 \u2212 ____ = 5<br>90 \u2212 ____ = 50<br>900 \u2212 ____ = 500<br>9,000 \u2212 ____ = 5,000<\/p>\n<\/div><\/div>\n\n\n\n<p>Find the first missing number:<\/p>\n\n\n\n<p>9&nbsp;<strong>ones<\/strong>&nbsp;\u2212 4&nbsp;<strong>ones<\/strong>&nbsp;= 5&nbsp;<strong>ones<\/strong><br>9 \u2212 4 = 5<\/p>\n\n\n\n<p>Now complete the pattern:<\/p>\n\n\n\n<p>9&nbsp;<strong>tens<\/strong>&nbsp;\u2212 4&nbsp;<strong>tens<\/strong>&nbsp;= 5&nbsp;<strong>tens<\/strong><br>90 \u2212 40 = 50<\/p>\n\n\n\n<p>9&nbsp;<strong>hundreds<\/strong>&nbsp;\u2212 4&nbsp;<strong>hundreds<\/strong>&nbsp;= 5&nbsp;<strong>hundreds<\/strong><br>900 \u2212 400 = 500<\/p>\n\n\n\n<p>9&nbsp;<strong>thousands<\/strong>&nbsp;\u2212 4&nbsp;<strong>thousands<\/strong>&nbsp;= 5&nbsp;<strong>thousands<\/strong><br>9,000 \u2212 4,000 = 5,000<\/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-2afdafb24c7465bbd9e30fe4e2202498\" style=\"background-color:#a2fad0\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-primary-color has-background-background-color has-text-color has-background has-link-color has-normal-font-size wp-elements-fac9eef4b2d3eed7a37b36c3bc59d5d6\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-text-color has-link-color wp-elements-e2801332f0676089fa9883c30ec5dde6\" style=\"color:#b00012\"><strong>\ud83c\udfaf Complete the pattern:<\/strong><\/p>\n\n\n\n<p>____\u2212 5 = 4<br>____\u2212 50 = 40<br>____\u2212 500 = 400<br>____\u2212 5,000 = 4,000<\/p>\n<\/div><\/div>\n\n\n\n<p>Find the first missing number:<\/p>\n\n\n\n<p>9&nbsp;<strong>ones<\/strong>&nbsp;\u2212 5&nbsp;<strong>ones<\/strong>&nbsp;= 4&nbsp;<strong>ones<\/strong><br>9 \u2212 5 = 4<\/p>\n\n\n\n<p>Now complete the pattern:<\/p>\n\n\n\n<p>9&nbsp;<strong>tens<\/strong>&nbsp;\u2212 5&nbsp;<strong>tens<\/strong>&nbsp;= 4&nbsp;<strong>tens<\/strong><br>90 \u2212 50 = 40<\/p>\n\n\n\n<p>9&nbsp;<strong>hundreds<\/strong>&nbsp;\u2212 5&nbsp;<strong>hundreds<\/strong>&nbsp;= 4&nbsp;<strong>hundreds<\/strong><br>900 \u2212 500 = 400<\/p>\n\n\n\n<p>9&nbsp;<strong>thousands<\/strong>&nbsp;\u2212 5&nbsp;<strong>thousands<\/strong>&nbsp;= 4&nbsp;<strong>thousands<\/strong><br>9,000 \u2212 5,000 = 4,000<\/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-37be4abdd420ffe58ae3ae2d7c5fc258\" style=\"background-color:#da8df0\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group has-primary-color has-background-background-color has-text-color has-background has-link-color wp-elements-bf453038f912b6399a315240c4417e18\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"has-text-color has-link-color wp-elements-7e79b1b230978c320d6ff42895c06ebe\" style=\"color:#b00012\"><strong>\ud83d\udd25Complete the pattern:<\/strong><\/p>\n\n\n\n<p>____ &#8211; 6 = 3<\/p>\n\n\n\n<p>____ &#8211; 60 = 30<\/p>\n\n\n\n<p>____ &#8211; 600 = 300<\/p>\n\n\n\n<p>____ &#8211; 6,000 = 3,000<\/p>\n<\/div><\/div>\n\n\n\n<p>Find the first missing number:<\/p>\n\n\n\n<p>9&nbsp;<strong>ones<\/strong>&nbsp;\u2212 6&nbsp;<strong>ones<\/strong>&nbsp;= 3&nbsp;<strong>ones<\/strong><br>9 \u2212 6 = 3<\/p>\n\n\n\n<p>Now complete the pattern:<\/p>\n\n\n\n<p>9&nbsp;<strong>tens<\/strong>&nbsp;\u2212 6&nbsp;<strong>tens<\/strong>&nbsp;= 3&nbsp;<strong>tens<\/strong><br>90 \u2212 60 = 30<\/p>\n\n\n\n<p>9&nbsp;<strong>hundreds<\/strong>&nbsp;\u2212 6&nbsp;<strong>hundreds<\/strong>&nbsp;= 3&nbsp;<strong>hundreds<\/strong><br>900 \u2212 600 = 300<\/p>\n\n\n\n<p>9&nbsp;<strong>thousands<\/strong>&nbsp;\u2212 6&nbsp;<strong>thousands<\/strong>&nbsp;= 3&nbsp;<strong>thousands<\/strong><br>9,000 \u2212 6,000 = 3,000<\/p>\n<\/div><\/div>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#d90000\"><strong>Let&#8217;s practice!<\/strong><\/p>\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\/76326\/863\/270\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-112.png\" alt=\"\" class=\"wp-image-6567\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-112.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-112-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-112-150x150.png 150w\" 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\/35094\/060\/863\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-106.png\" alt=\"\" class=\"wp-image-6568\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-106.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-106-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-106-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Subtraction patterns over increasing place values Key notes: \ud83d\udd39 Key Idea \ud83d\udd39 Step-by-Step Explanation Subtracting with Ones Subtracting with Tens Subtracting with Hundreds Subtracting Same Number Patterns \ud83d\udd39 General Patterns \ud83d\udd39 Practice Examples \ud83d\udd39 Quick Tips \u2705 Conclusion: Subtraction patterns help us see how numbers change when place values grow. This makes subtraction faster and<a class=\"more-link\" href=\"https:\/\/4thclass.deltapublications.in\/index.php\/c-4-subtraction-patterns-over-increasing-place-values\/\">Continue reading <span class=\"screen-reader-text\">&#8220;C.4 Subtraction patterns over increasing place values&#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,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-56","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/56","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=56"}],"version-history":[{"count":22,"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/56\/revisions"}],"predecessor-version":[{"id":15845,"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/56\/revisions\/15845"}],"wp:attachment":[{"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=56"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}