凑十加法、破十减法-文档资料

1、2021/3/291 1凑十加法凑十加法破十减法破十减法编写：岭南趋势工作室 如有反馈请email至 Copyleft lingnanChase StudioFor more info please email to 特为小学一二年级学生和学前班儿童编制2021/3/292 2形象记忆1-9的图案1232021/3/293 3形象记忆1-9的图案4562021/3/294 4形象记忆1-9的图案7892021/3/295 5数字拆分2111 + 1 = 22 - 1 = 12021/3/296 6数字拆分3121 + 2 = 32 + 1 = 33 2 = 13 1 = 22021/3/297

2、 7数字拆分4222 + 2 = 44 2 = 22021/3/298 8数字拆分4131 + 3 = 43 + 1 = 44 1 = 34 3 = 12021/3/299 9数字拆分5141 + 4 = 54 + 1 = 55 1 = 45 4 = 12021/3/291010数字拆分5232 + 3 = 53 + 2 = 55 2 = 35 3 = 22021/3/291111数字拆分6242 + 4 = 64 + 2 = 66 2 = 46 4 = 22021/3/291212数字拆分6333 + 3 = 66 3 = 32021/3/291313数字拆分6151 + 5 = 65 +

3、1 = 66 1 = 56 5 = 12021/3/291414数字拆分7343 + 4 = 74 + 3 = 77 3 = 47 4 = 32021/3/291515数字拆分7161 + 6 = 76 + 1 = 77 1 = 67 6 = 12021/3/291616数字拆分7252 + 5 = 75 + 2 = 77 2 = 57 5 = 22021/3/291717数字拆分8444 + 4 = 88 4 = 42021/3/291818数字拆分8171 + 7 = 87 + 1 = 88 1 = 78 7 = 12021/3/291919数字拆分8262 + 6 = 86 + 2 =

4、88 2 = 68 6 = 22021/3/292020数字拆分8353 + 5 = 85 + 3 = 88 3 = 58 5 = 32021/3/292121数字拆分9363 + 6 = 96 + 3 = 99 3 = 69 6 = 32021/3/292222数字拆分9181 + 8 = 98 + 1 = 99 1 = 89 8 = 12021/3/292323数字拆分9272 + 7 = 97 + 2 = 99 2 = 79 7 = 22021/3/292424数字拆分9454 + 5 = 95 + 4 = 99 4 = 59 5 = 42021/3/29252510的组合你认识我吧，我

5、是10哦2021/3/29262610的组合1 + 9 = 109 + 1 = 1010 - 1 = 910 9 = 11的补数是99的补数是12021/3/29272710的组合2 + 8 = 108 + 2 = 1010 - 2 = 810 8 = 22的补数是88的补数是22021/3/29282810的组合3 + 7 = 107 + 3 = 1010 - 3 = 710 7 = 33的补数是77的补数是32021/3/29292910的组合4 + 6 = 106 + 4 = 1010 - 4 = 610 6 = 44的补数是66的补数是42021/3/29303010的组合5 + 5

6、= 1010 5 = 55的补数是52021/3/293131我们开始学凑十加法9+7 =+2021/3/293232凑十加9 + 7 =+16106我是9，再补1就等于10那我分1给你2021/3/293333凑十加8+6 =+2021/3/293434凑十加8 + 6 =+14104那我分2给你我是8，再补2就等于102021/3/293535凑十加6+5 =+2021/3/293636凑十加6 + 5 =+11101那我分4给你我是6，再补4就等于102021/3/293737凑十加7+6 =+2021/3/293838凑十加7 + 6 =+13103那我分3给你我是7，再补3就等于10

7、2021/3/293939凑十加9+3 =+2021/3/294040凑十加9 + 3 =+12102那我分1给你我是9，再补1就等于102021/3/294141小朋友你来算一算：85 =+132021/3/294242小朋友你来算一算：86 =+142021/3/294343小朋友你来算一算：96 =+152021/3/294444小朋友你来算一算：94 =+132021/3/294545小朋友你来算一算：75 =+122021/3/294646小朋友你来算一算：74 =+112021/3/294747小朋友你来算一算：65 =+112021/3/294848破十减16 - 8 =266减

8、8不够减，就用10位来减8，再加上个位数68610-8+2021/3/294949破十减15 - 9 =155减9不够减，就用10位来减9，再加上个位数56510-9+2021/3/295050破十减17 - 8 =277减8不够减，就用10位来减8，再加上个位数79710-8+2021/3/295151破十减11 - 4 =611减4不够减，就用10位来减4，再加上个位数17110-4+2021/3/295252破十减13 - 5 =533减5不够减，就用10位来减5，再加上个位数38310-5+2021/3/295353破十减14 - 7 =344减7不够减，就用10位来减7，再加上个位数47410-7+2021/3/295454小朋友，现在你来练习13 - 8 =？52021/3/295555减法练习14 - 6 =？82021/3/295656减法练习1