{"id":336,"date":"2022-04-11T05:52:07","date_gmt":"2022-04-11T05:52:07","guid":{"rendered":"http:\/\/2ndclass.deltapublications.in\/?page_id=336"},"modified":"2026-03-24T10:12:54","modified_gmt":"2026-03-24T10:12:54","slug":"s-7-addition-and-subtraction-ways-to-make-a-number-up-to-100","status":"publish","type":"page","link":"https:\/\/2ndclass.deltapublications.in\/index.php\/s-7-addition-and-subtraction-ways-to-make-a-number-up-to-100\/","title":{"rendered":"S.7 Addition and subtraction &#8211; ways to make a number &#8211; up to 100"},"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> Addition and subtraction &#8211; ways to make a number &#8211; up to 100<\/strong><\/h2>\n\n\n\n<p class=\"has-huge-font-size\"><strong>key notes :<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83c\udf1f What does \u201cmake a number\u201d mean?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Making a number means <strong>showing different ways to get the same number<\/strong>.<\/li>\n\n\n\n<li>We can use <strong>addition ( + )<\/strong> and <strong>subtraction ( \u2212 )<\/strong>.<\/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-large-font-size\">\u2795 Making numbers using addition<\/h3>\n\n\n\n<p>Add two or more numbers to get a total.<\/p>\n\n\n\n<p>Example:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>30 + 20 = 50<\/li>\n\n\n\n<li>40 + 10 = 50<\/li>\n\n\n\n<li>25 + 25 = 50<br>\ud83d\udc49 All these are <strong>different ways to make 50<\/strong>.<\/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-large-font-size\">\u2796 Making numbers using subtraction<\/h3>\n\n\n\n<p>Subtract one number from another.<\/p>\n\n\n\n<p>Example:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>70 \u2212 20 = 50<\/li>\n\n\n\n<li>90 \u2212 40 = 50<br>\ud83d\udc49 These also make <strong>50<\/strong>.<\/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-large-font-size\">\ud83d\udd04 Fact families (number bonds)<\/h3>\n\n\n\n<p>Numbers are connected in a group.<\/p>\n\n\n\n<p>Example:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>20 + 30 = 50<\/li>\n\n\n\n<li>30 + 20 = 50<\/li>\n\n\n\n<li>50 \u2212 20 = 30<\/li>\n\n\n\n<li>50 \u2212 30 = 20<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 These are called a <strong>fact family<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading has-large-font-size\">\ud83d\udd22 Use tens and ones<\/h3>\n\n\n\n<p>Break numbers into <strong>tens and ones<\/strong>.<\/p>\n\n\n\n<p>Example:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>50 = 5 tens<\/li>\n\n\n\n<li>34 = 30 + 4<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Helps to add and subtract easily.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading has-large-font-size\">\ud83e\udde9 Making numbers in different ways<\/h3>\n\n\n\n<p>A number can be made in <strong>many ways<\/strong>.<\/p>\n\n\n\n<p>Example for 60:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>50 + 10<\/li>\n\n\n\n<li>40 + 20<\/li>\n\n\n\n<li>70 \u2212 10<\/li>\n\n\n\n<li>80 \u2212 20<\/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-large-font-size\">\ud83e\udde0 Use number lines<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Move <strong>forward to add<\/strong> \u27a1\ufe0f<\/li>\n\n\n\n<li>Move <strong>backward to subtract<\/strong> \u2b05\ufe0f<\/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-large-font-size\">\u26a1 Check your answer<\/h3>\n\n\n\n<p>Use the opposite operation:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>If 30 + 20 = 50<\/li>\n\n\n\n<li>Then 50 \u2212 20 = 30 \u2714\ufe0f<\/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-large-font-size\">\ud83c\udfaf Practice examples<\/h3>\n\n\n\n<p>Make 40:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>10 + 30<\/li>\n\n\n\n<li>50 \u2212 10<\/li>\n<\/ul>\n\n\n\n<p>Make 75:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>50 + 25<\/li>\n\n\n\n<li>80 \u2212 5<\/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-large-font-size\">\ud83d\udca1 Tips for students<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Start with <strong>easy tens (10, 20, 30\u2026)<\/strong><\/li>\n\n\n\n<li>Use <strong>fingers, blocks, or drawings<\/strong><\/li>\n\n\n\n<li>Practice daily to get faster<\/li>\n<\/ul>\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-background has-large-font-size\" style=\"background-color:#f1ebb0\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><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-28aa0e12a1049b45797d750bf572833a\" style=\"color:#b00012\">\ud83d\uddfc <strong>How do you make 100?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>73 + 27 <\/li>\n\n\n\n<li>100 \u2212 1<\/li>\n\n\n\n<li> 4 + 94 <\/li>\n\n\n\n<li>49 + 50<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>This is a way to make 100:<\/li>\n\n\n\n<li>73 + 27 = 100<\/li>\n\n\n\n<li>These are not ways to make 100:<\/li>\n\n\n\n<li>100 \u2212 1 = 99<br>4 + 94 = 98<br>49 + 50 = 99<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-background has-large-font-size\" style=\"background-color:#f29ed0\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><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-a409a4878e24d361659066674963faa2\" style=\"color:#b00012\">\ud83d\uddfc <strong>Which is not a way to make 93?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>92 + 1<\/li>\n\n\n\n<li> 9 + 83<\/li>\n\n\n\n<li> 96 \u2212 3<\/li>\n\n\n\n<li> 8 + 85<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>This is not a way to make 93:<\/li>\n\n\n\n<li>9 + 83 = 92<\/li>\n\n\n\n<li>These are ways to make 93:<\/li>\n\n\n\n<li>92 + 1 = 93<br>96 \u2212 3 = 93<br>8 + 85 = 93<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-background has-large-font-size\" style=\"background-color:#9de4f1\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><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-8797be490b349ad9f6c4e0a4456b5e14\" style=\"color:#b00012\">\ud83d\uddfc <strong>Which is not a way to make 41?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>32 \u2212 1 <\/li>\n\n\n\n<li>11 + 30<\/li>\n\n\n\n<li> 41 \u2212 0 <\/li>\n\n\n\n<li>15 + 26<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>This is not a way to make 41:<\/li>\n\n\n\n<li>32 \u2212 1 = 31<\/li>\n\n\n\n<li>These are ways to make 41:<\/li>\n\n\n\n<li>11 + 30 = 41<br>41 \u2212 0 = 41<br>15 + 26 = 41<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#d90000\">Let&#8217;s practice!\ud83d\udd8a\ufe0f <\/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\/86337\/975\/224\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-288.png\" alt=\"\" class=\"wp-image-7730\" srcset=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-288.png 500w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-288-300x300.png 300w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-288-150x150.png 150w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-288-400x400.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\/86337\/643\/273\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-280.png\" alt=\"\" class=\"wp-image-7731\" srcset=\"https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-280.png 500w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-280-300x300.png 300w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-280-150x150.png 150w, https:\/\/2ndclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-280-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Addition and subtraction &#8211; ways to make a number &#8211; up to 100 key notes : \ud83c\udf1f What does \u201cmake a number\u201d mean? \u2795 Making numbers using addition Add two or more numbers to get a total. Example: \u2796 Making numbers using subtraction Subtract one number from another. Example: \ud83d\udd04 Fact families (number bonds) Numbers<a class=\"more-link\" href=\"https:\/\/2ndclass.deltapublications.in\/index.php\/s-7-addition-and-subtraction-ways-to-make-a-number-up-to-100\/\">Continue reading <span class=\"screen-reader-text\">&#8220;S.7 Addition and subtraction &#8211; ways to make a number &#8211; up to 100&#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":{"footnotes":""},"class_list":["post-336","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/336","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=336"}],"version-history":[{"count":12,"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/336\/revisions"}],"predecessor-version":[{"id":22959,"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/336\/revisions\/22959"}],"wp:attachment":[{"href":"https:\/\/2ndclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=336"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}