{"id":43,"date":"2022-04-12T05:54:36","date_gmt":"2022-04-12T05:54:36","guid":{"rendered":"http:\/\/5thclass.deltapublications.in\/?page_id=43"},"modified":"2025-09-01T04:52:28","modified_gmt":"2025-09-01T04:52:28","slug":"c-1-multiply-by-one-digit-numbers","status":"publish","type":"page","link":"https:\/\/5thclass.deltapublications.in\/index.php\/c-1-multiply-by-one-digit-numbers\/","title":{"rendered":"C.1 Multiply by one-digit numbers"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color\" style=\"color:#00056d;text-transform:uppercase\"><strong>Multiply by one-digit numbers<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/08\/C.1-Multiply-by-one-digit-numbers.mp4\"><\/video><\/figure>\n\n\n\n<p class=\"has-text-color has-link-color wp-elements-323ce83774e92623ea358ab43a82cf4e\" 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>\u2728 Key Points:<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Multiplication<\/strong> means repeated addition.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Example: 6\u00d73=6+6+6=18<\/li>\n<\/ul>\n\n\n\n<p><strong>One-digit number multiplication<\/strong> means multiplying a large number by a single-digit number (1\u20139).<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Example: 234\u00d762<\/li>\n<\/ul>\n\n\n\n<p>Multiply each digit of the number by the one-digit number, starting from the <strong>ones place<\/strong>.<\/p>\n\n\n\n<p><strong>Regroup (carry over)<\/strong> if the product is more than 9.<\/p>\n\n\n\n<p>Write the final product after completing all place values.<\/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>\ud83d\udd39 Steps to Multiply by a One-Digit Number:<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Write the numbers in column form.<\/li>\n\n\n\n<li>Start from the <strong>rightmost digit<\/strong> (ones).<\/li>\n\n\n\n<li>Multiply and write the result. If greater than 9, carry over.<\/li>\n\n\n\n<li>Continue with tens, hundreds, and so on.<\/li>\n\n\n\n<li>Add the carried numbers.<\/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\udd22 Examples:<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading has-normal-font-size\"><strong>Example 1:<\/strong><\/h4>\n\n\n\n<p>Multiply 325\u00d74325 \\times 4325\u00d74<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>      325\n   \u00d7     4\n   --------\n     1300\n<\/code><\/pre>\n\n\n\n<p class=\"has-normal-font-size\"><strong>Explanation:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>5\u00d74=20 \u2192 write 0, carry 2<\/li>\n\n\n\n<li>2\u00d74=8+2=10 \u2192 write 0, carry 1<\/li>\n\n\n\n<li>3\u00d74=12+1=13 \u2192 write 13<br><strong>Answer = 1300<\/strong><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading has-normal-font-size\">Example 2:<\/h4>\n\n\n\n<p>Multiply 478\u00d76478 \\times 6478\u00d76<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>      478\n   \u00d7     6\n   --------\n     2868\n<\/code><\/pre>\n\n\n\n<p class=\"has-normal-font-size\"><strong>Explanation:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>8\u00d76=488 \u2192 write 8, carry 4<\/li>\n\n\n\n<li>7\u00d76=42+4=46 \u2192 write 6, carry 4<\/li>\n\n\n\n<li>4\u00d76=24+4=28 \u2192 write 28<br><strong>Answer = 2868<\/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>\u2b50 Special Cases:<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Multiplying by <strong>1<\/strong>: The number remains the same.\n<ul class=\"wp-block-list\">\n<li>456\u00d71=456<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Multiplying by <strong>0<\/strong>: The answer is always zero.\n<ul class=\"wp-block-list\">\n<li>789\u00d70=0<\/li>\n<\/ul>\n<\/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>\u270d\ufe0f Practice Questions:<\/strong><\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ol class=\"wp-block-list\">\n<li>245\u00d73=?<\/li>\n\n\n\n<li>632\u00d77=?<\/li>\n\n\n\n<li>510\u00d79=?<\/li>\n\n\n\n<li>864\u00d72=?<\/li>\n\n\n\n<li>999\u00d75=?<\/li>\n<\/ol>\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-normal-font-size\" style=\"background-color:#c3febb\"><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 has-normal-font-size\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"has-text-color\" style=\"color:#b00012\"><strong>Multiply.<\/strong><\/p>\n\n\n\n<p class=\"has-foreground-color has-text-color\"><strong>802 x 3 = ____<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<p>Multiply&nbsp;the&nbsp;ones.<\/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:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-6.png\" alt=\"\" class=\"wp-image-7432\" style=\"aspect-ratio:1;width:130px;height:auto\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-6.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-6-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-6-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>Multiply&nbsp;the&nbsp;tens.<\/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:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-5.png\" alt=\"\" class=\"wp-image-7433\" style=\"aspect-ratio:1;width:120px;height:auto\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-5.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-5-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-5-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>Multiply&nbsp;the&nbsp;hundreds.<\/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:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__2_-removebg-preview-5.png\" alt=\"\" class=\"wp-image-7434\" style=\"aspect-ratio:1;width:134px;height:auto\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__2_-removebg-preview-5.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__2_-removebg-preview-5-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__2_-removebg-preview-5-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>The product is 2,406.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-primary-color has-text-color has-background has-normal-font-size\" style=\"background-color:#f9eea9\"><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\" style=\"color:#b00012\"><strong>Multiply.<\/strong><\/p>\n\n\n\n<p class=\"has-foreground-color has-text-color\"><strong>699 x 9 =____<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<p>Multiply&nbsp;the ones. Remember to carry&nbsp;over.<\/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:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__3_-removebg-preview-4.png\" alt=\"\" class=\"wp-image-7437\" style=\"aspect-ratio:1;width:168px;height:auto\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__3_-removebg-preview-4.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__3_-removebg-preview-4-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__3_-removebg-preview-4-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>Multiply&nbsp;the tens. Multiply&nbsp;9&nbsp;times&nbsp;9,&nbsp;then add&nbsp;8.&nbsp;Remember to carry&nbsp;over.<\/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:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-7.png\" alt=\"\" class=\"wp-image-7438\" style=\"aspect-ratio:1;width:150px;height:auto\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-7.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-7-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-7-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>Multiply the hundreds. Multiply 6 times 9, then add 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:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-6.png\" alt=\"\" class=\"wp-image-7439\" style=\"aspect-ratio:1;width:146px;height:auto\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-6.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-6-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-6-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>The product is 6,291.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-primary-color has-text-color has-background has-normal-font-size\" style=\"background-color:#f3bde8\"><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 has-normal-font-size\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"has-text-color\" style=\"color:#b00012\"><strong>Multiply<\/strong>.<\/p>\n\n\n\n<p class=\"has-foreground-color has-text-color\"><strong>322 x 3 = ____<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<p>Multiply&nbsp;the&nbsp;ones.<\/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:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__2_-removebg-preview-6.png\" alt=\"\" class=\"wp-image-7440\" style=\"aspect-ratio:1;width:140px;height:auto\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__2_-removebg-preview-6.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__2_-removebg-preview-6-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__2_-removebg-preview-6-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>Multiply&nbsp;the&nbsp;tens.<\/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:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-8.png\" alt=\"\" class=\"wp-image-7441\" style=\"aspect-ratio:1;width:144px;height:auto\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-8.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-8-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design-removebg-preview-8-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>Multiply&nbsp;the&nbsp;hundreds.<\/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:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-7.png\" alt=\"\" class=\"wp-image-7442\" style=\"aspect-ratio:1;width:166px;height:auto\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-7.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-7-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/07\/Untitled_design__1_-removebg-preview-7-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n<p>The product is 966.<\/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\/76371\/916\/256\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-2-100.png\" alt=\"\" class=\"wp-image-5913\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-2-100.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-2-100-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-2-100-150x150.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\/30486\/069\/623\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-1-102.png\" alt=\"\" class=\"wp-image-5914\" srcset=\"https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-1-102.png 500w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-1-102-300x300.png 300w, https:\/\/5thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-1-102-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Multiply by one-digit numbers Key notes: \u2728 Key Points: Multiplication means repeated addition. One-digit number multiplication means multiplying a large number by a single-digit number (1\u20139). Multiply each digit of the number by the one-digit number, starting from the ones place. Regroup (carry over) if the product is more than 9. Write the final product<a class=\"more-link\" href=\"https:\/\/5thclass.deltapublications.in\/index.php\/c-1-multiply-by-one-digit-numbers\/\">Continue reading <span class=\"screen-reader-text\">&#8220;C.1 Multiply by one-digit numbers&#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-43","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/5thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/43","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/5thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/5thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/5thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/5thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=43"}],"version-history":[{"count":21,"href":"https:\/\/5thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/43\/revisions"}],"predecessor-version":[{"id":15596,"href":"https:\/\/5thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/43\/revisions\/15596"}],"wp:attachment":[{"href":"https:\/\/5thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=43"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}