三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 23 - 13 = | 12 - 12 = | 510 - 410 = |
| 56 + 16 = | 46 - 16 = | 13 + 13 = |
| 12 + 12 = | 15 + 35 = | 28 + 38 = |
| 12 + 12 = | 12 - 12 = | 12 - 12 = |
| 56 + 16 = | 14 + 24 = | 24 - 14 = |
| 48 - 18 = | 510 + 310 = | 89 - 19 = |
| 610 - 510 = | 59 + 39 = | 34 + 14 = |
| 59 - 49 = | 15 + 25 = | 34 + 14 = |
| 67 - 17 = | 39 + 19 = | 49 + 49 = |
| 12 - 12 = | 12 + 12 = | 59 + 39 = |
| 12 - 12 = | 23 - 13 = | 18 + 18 = |
| 89 - 79 = | 310 - 210 = | 26 + 36 = |
| 39 + 29 = | 24 + 14 = | 56 - 16 = |
| 79 - 19 = | 57 + 17 = | 510 + 210 = |
| 56 - 16 = | 12 - 12 = | 12 + 12 = |
| 35 + 15 = | 410 - 310 = | 36 - 16 = |
| 28 + 28 = | 48 + 38 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 23 - 13 = 13 | 12 - 12 = 0 | 510 - 410 = 110 |
| 56 + 16 = 1 | 46 - 16 = 12 | 13 + 13 = 23 |
| 12 + 12 = 1 | 15 + 35 = 45 | 28 + 38 = 58 |
| 12 + 12 = 1 | 12 - 12 = 0 | 12 - 12 = 0 |
| 56 + 16 = 1 | 14 + 24 = 34 | 24 - 14 = 14 |
| 48 - 18 = 38 | 510 + 310 = 45 | 89 - 19 = 79 |
| 610 - 510 = 110 | 59 + 39 = 89 | 34 + 14 = 1 |
| 59 - 49 = 19 | 15 + 25 = 35 | 34 + 14 = 1 |
| 67 - 17 = 57 | 39 + 19 = 49 | 49 + 49 = 89 |
| 12 - 12 = 0 | 12 + 12 = 1 | 59 + 39 = 89 |
| 12 - 12 = 0 | 23 - 13 = 13 | 18 + 18 = 14 |
| 89 - 79 = 19 | 310 - 210 = 110 | 26 + 36 = 56 |
| 39 + 29 = 59 | 24 + 14 = 34 | 56 - 16 = 23 |
| 79 - 19 = 23 | 57 + 17 = 67 | 510 + 210 = 710 |
| 56 - 16 = 23 | 12 - 12 = 0 | 12 + 12 = 1 |
| 35 + 15 = 45 | 410 - 310 = 110 | 36 - 16 = 13 |
| 28 + 28 = 12 | 48 + 38 = 78 |