三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 56 - 46 = | 910 - 110 = | 37 + 17 = |
| 58 - 18 = | 12 + 12 = | 45 - 15 = |
| 48 + 28 = | 39 + 49 = | 45 + 15 = |
| 12 + 12 = | 59 - 19 = | 23 - 13 = |
| 34 + 14 = | 12 - 12 = | 310 - 210 = |
| 12 - 12 = | 47 + 17 = | 68 - 18 = |
| 45 - 15 = | 34 - 14 = | 25 + 15 = |
| 14 + 24 = | 78 - 18 = | 23 - 13 = |
| 39 - 29 = | 38 - 28 = | 67 - 17 = |
| 38 + 28 = | 37 - 17 = | 12 - 12 = |
| 46 - 36 = | 15 + 35 = | 57 - 47 = |
| 210 + 410 = | 59 - 49 = | 39 + 59 = |
| 34 - 24 = | 35 - 25 = | 39 + 29 = |
| 15 + 25 = | 67 + 17 = | 24 + 14 = |
| 410 - 110 = | 810 - 110 = | 14 + 24 = |
| 46 + 16 = | 34 + 14 = | 25 + 15 = |
| 67 + 17 = | 58 - 48 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 56 - 46 = 16 | 910 - 110 = 45 | 37 + 17 = 47 |
| 58 - 18 = 12 | 12 + 12 = 1 | 45 - 15 = 35 |
| 48 + 28 = 34 | 39 + 49 = 79 | 45 + 15 = 1 |
| 12 + 12 = 1 | 59 - 19 = 49 | 23 - 13 = 13 |
| 34 + 14 = 1 | 12 - 12 = 0 | 310 - 210 = 110 |
| 12 - 12 = 0 | 47 + 17 = 57 | 68 - 18 = 58 |
| 45 - 15 = 35 | 34 - 14 = 12 | 25 + 15 = 35 |
| 14 + 24 = 34 | 78 - 18 = 34 | 23 - 13 = 13 |
| 39 - 29 = 19 | 38 - 28 = 18 | 67 - 17 = 57 |
| 38 + 28 = 58 | 37 - 17 = 27 | 12 - 12 = 0 |
| 46 - 36 = 16 | 15 + 35 = 45 | 57 - 47 = 17 |
| 210 + 410 = 35 | 59 - 49 = 19 | 39 + 59 = 89 |
| 34 - 24 = 14 | 35 - 25 = 15 | 39 + 29 = 59 |
| 15 + 25 = 35 | 67 + 17 = 1 | 24 + 14 = 34 |
| 410 - 110 = 310 | 810 - 110 = 710 | 14 + 24 = 34 |
| 46 + 16 = 56 | 34 + 14 = 1 | 25 + 15 = 35 |
| 67 + 17 = 1 | 58 - 48 = 18 |