三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 710 - 210 = | 24 - 14 = | 67 + 17 = |
| 510 - 410 = | 12 - 12 = | 12 - 12 = |
| 29 + 39 = | 28 + 58 = | 34 - 14 = |
| 23 + 13 = | 12 - 12 = | 34 + 14 = |
| 23 - 13 = | 68 + 18 = | 12 + 12 = |
| 12 - 12 = | 68 + 18 = | 25 - 15 = |
| 24 + 14 = | 78 + 18 = | 48 - 38 = |
| 89 - 79 = | 12 - 12 = | 36 - 26 = |
| 37 + 17 = | 67 - 57 = | 89 - 19 = |
| 69 - 29 = | 23 + 13 = | 79 - 19 = |
| 410 + 410 = | 67 + 17 = | 68 + 18 = |
| 59 + 39 = | 47 - 17 = | 59 - 49 = |
| 34 - 14 = | 23 - 13 = | 12 + 12 = |
| 67 + 17 = | 610 + 110 = | 14 + 24 = |
| 69 - 29 = | 69 + 29 = | 24 - 14 = |
| 23 - 13 = | 24 + 14 = | 47 - 37 = |
| 25 + 25 = | 24 - 14 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 710 - 210 = 12 | 24 - 14 = 14 | 67 + 17 = 1 |
| 510 - 410 = 110 | 12 - 12 = 0 | 12 - 12 = 0 |
| 29 + 39 = 59 | 28 + 58 = 78 | 34 - 14 = 12 |
| 23 + 13 = 1 | 12 - 12 = 0 | 34 + 14 = 1 |
| 23 - 13 = 13 | 68 + 18 = 78 | 12 + 12 = 1 |
| 12 - 12 = 0 | 68 + 18 = 78 | 25 - 15 = 15 |
| 24 + 14 = 34 | 78 + 18 = 1 | 48 - 38 = 18 |
| 89 - 79 = 19 | 12 - 12 = 0 | 36 - 26 = 16 |
| 37 + 17 = 47 | 67 - 57 = 17 | 89 - 19 = 79 |
| 69 - 29 = 49 | 23 + 13 = 1 | 79 - 19 = 23 |
| 410 + 410 = 45 | 67 + 17 = 1 | 68 + 18 = 78 |
| 59 + 39 = 89 | 47 - 17 = 37 | 59 - 49 = 19 |
| 34 - 14 = 12 | 23 - 13 = 13 | 12 + 12 = 1 |
| 67 + 17 = 1 | 610 + 110 = 710 | 14 + 24 = 34 |
| 69 - 29 = 49 | 69 + 29 = 89 | 24 - 14 = 14 |
| 23 - 13 = 13 | 24 + 14 = 34 | 47 - 37 = 17 |
| 25 + 25 = 45 | 24 - 14 = 14 |