{"id":54,"date":"2022-04-12T04:39:32","date_gmt":"2022-04-12T04:39:32","guid":{"rendered":"http:\/\/4thclass.deltapublications.in\/?page_id=54"},"modified":"2025-08-30T05:51:41","modified_gmt":"2025-08-30T05:51:41","slug":"c-3-subtraction-fill-in-the-missing-digits","status":"publish","type":"page","link":"https:\/\/4thclass.deltapublications.in\/index.php\/c-3-subtraction-fill-in-the-missing-digits\/","title":{"rendered":"C.3 Subtraction: fill in the missing digits"},"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: fill in the missing digits<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/08\/D.7-Subtraction_-fill-in-the-missing-digits.mp4\"><\/video><\/figure>\n\n\n\n<p class=\"has-text-color has-link-color wp-elements-7dac74acdb1d4038292cece10d2459a3\" style=\"color:#74008b\"><strong>Key notes<\/strong>:<\/p>\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 Introduction<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Subtraction<\/strong> means <strong>taking away<\/strong> one number from another.<\/li>\n\n\n\n<li>Sometimes in subtraction problems, <strong>one or more digits are missing<\/strong>.<\/li>\n\n\n\n<li>We use our knowledge of subtraction to <strong>find the missing digit<\/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>\ud83d\udd39 Steps to Solve<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Look at the subtraction column by column<\/strong> (from right to left).<\/li>\n\n\n\n<li><strong>Check if borrowing (regrouping)<\/strong> is needed.<\/li>\n\n\n\n<li><strong>Compare the given digits<\/strong> to identify what number is missing.<\/li>\n\n\n\n<li><strong>Fill in the missing digit<\/strong> so that subtraction is correct.<\/li>\n\n\n\n<li><strong>Verify<\/strong> by adding the difference and the subtrahend \u2013 it should equal the minuend.<\/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>\ud83d\udd39 Examples<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading has-normal-font-size\"><strong>Example 1<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>  5 7 2\n- 3  ?  1\n-------\n  2 3 1\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ud83d\udc49 Look at the tens place:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>? must be <strong>4<\/strong>, because 7 \u2013 4 = 3.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Answer:<\/strong> Missing digit = 4<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading has-normal-font-size\"><strong>Example 2<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>  6 ? 8\n-  4 5 2\n--------\n   1 6 6\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ud83d\udc49 Look at the hundreds place:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>? must be <strong>2<\/strong>, because 628 \u2013 452 = 176.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Answer:<\/strong> Missing digit = 2<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading has-normal-font-size\"><strong>Example 3 (with borrowing)<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>  4 ? 2\n- 2 7 5\n--------\n  1 6 7\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ud83d\udc49 Look at the tens place:<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Borrowing needed. ? must be <strong>3<\/strong>, because after borrowing 12 \u2013 5 = 7.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Answer:<\/strong> Missing digit = 3<\/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>\ud83d\udd39 Key Points to Remember<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Always subtract <strong>ones \u2192 tens \u2192 hundreds \u2192 thousands<\/strong>.<\/li>\n\n\n\n<li>If subtraction is not possible, <strong>borrow from the next digit<\/strong>.<\/li>\n\n\n\n<li>Use <strong>addition to check<\/strong> your answer.<\/li>\n\n\n\n<li>Be careful with <strong>borrowing<\/strong> when filling missing digits.<\/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>\ud83d\udd39 Practice Problems<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Fill in the missing digits:<\/p>\n\n\n\n<p><strong>1.<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  7 ? 4\n- 4 2 1\n--------\n  3 1 3\n<\/code><\/pre>\n\n\n\n<p><strong>2.<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  ? 6 8\n-  2 9 4\n--------\n   3 7 4\n<\/code><\/pre>\n\n\n\n<p><strong>3.<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  8 5 ?\n-  3 7 8\n--------\n   4 7 4\n<\/code><\/pre>\n\n\n\n<p><strong>4.<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>  9 ? 2\n-  4 6 8\n--------\n   5 2 4\n<\/code><\/pre>\n\n\n\n<p class=\"has-text-align-center has-text-color 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-70cb5eb6e9a84659afc247cebbb719b2\" style=\"background-color:#e4e1fc\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group has-background-background-color has-background\"><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-706eb5b7aaca5df33fc32e0d9f53de27\" style=\"color:#b00012\"><strong>\ud83c\udfaf Type the missing digit:<\/strong><\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__6_-removebg-preview-1-1.png\" alt=\"\" class=\"wp-image-7443\" style=\"width:150px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__6_-removebg-preview-1-1.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__6_-removebg-preview-1-1-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__6_-removebg-preview-1-1-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div><\/div><\/div>\n\n\n\n<p>Start on the right. Subtract the ones and tens columns, remembering to carry over. Look at the hundreds column. You want to find a number that, when 8 is subtracted from it, gives a difference of 1. 9 \u2212 8 = 1. The missing number is 9.<\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__7_-removebg-preview.png\" alt=\"\" class=\"wp-image-7445\" style=\"width:186px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__7_-removebg-preview.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__7_-removebg-preview-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__7_-removebg-preview-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div><\/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-54230c615dbda83050303a6f3530b7ac\" style=\"background-color:#f8c5c5\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group has-background-background-color has-background\"><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-706eb5b7aaca5df33fc32e0d9f53de27\" style=\"color:#b00012\"><strong>\ud83c\udfaf Type the missing digit:<\/strong><\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled-design-8.png\" alt=\"\" class=\"wp-image-7449\" style=\"width:188px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled-design-8.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled-design-8-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled-design-8-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div><\/div><\/div>\n\n\n\n<p>Start on the right. Look at the ones column. You want to find a number that, when 3 is subtracted from it, gives a difference of 5.&nbsp;8 \u2212 3 = 5. The missing number is 8.<\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__9_-removebg-preview.png\" alt=\"\" class=\"wp-image-7450\" style=\"width:166px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__9_-removebg-preview.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__9_-removebg-preview-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Untitled_design__9_-removebg-preview-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div><\/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-8e358ec3aaf9adf7647c3ce4e65a7569\" style=\"background-color:#def7f0\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group has-background-background-color has-background\"><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 has-normal-font-size wp-elements-15bb7ae1545976eaeb1bc867cd030fea\" style=\"color:#b00012\"><strong>\ud83d\udd25Type the missing digit:<\/strong><\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-9.png\" alt=\"\" class=\"wp-image-10996\" style=\"width:287px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-9.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-9-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-9-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div><\/div><\/div>\n\n\n\n<p>Start on the right. Subtract the ones and tens columns, remembering to carry over. Look at the hundreds column. You want to find a number that, when subtracted from 9, gives a difference of 7.&nbsp;9 \u2212 2 = 7. The missing number is 2.<\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-10.png\" alt=\"\" class=\"wp-image-10997\" style=\"width:287px;height:auto\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-10.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-10-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-10-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div><\/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\/620\/812\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-113.png\" alt=\"\" class=\"wp-image-6570\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-113.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-113-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-113-150x150.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\/30313\/964\/245\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-107.png\" alt=\"\" class=\"wp-image-6571\" srcset=\"https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-107.png 500w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-107-300x300.png 300w, https:\/\/4thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-107-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Subtraction: fill in the missing digits Key notes: \ud83d\udd39 Introduction \ud83d\udd39 Steps to Solve \ud83d\udd39 Examples Example 1 Example 2 Example 3 (with borrowing) \ud83d\udd39 Key Points to Remember \ud83d\udd39 Practice Problems Fill in the missing digits: 1. 2. 3. 4. Learn with an example \ud83c\udfaf Type the missing digit: Start on the right. Subtract<a class=\"more-link\" href=\"https:\/\/4thclass.deltapublications.in\/index.php\/c-3-subtraction-fill-in-the-missing-digits\/\">Continue reading <span class=\"screen-reader-text\">&#8220;C.3 Subtraction: fill in the missing digits&#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-54","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/54","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=54"}],"version-history":[{"count":26,"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/54\/revisions"}],"predecessor-version":[{"id":15839,"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/54\/revisions\/15839"}],"wp:attachment":[{"href":"https:\/\/4thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=54"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}