三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 410 + 210 = | 910 + 110 = | 27 + 37 = |
| 49 - 29 = | 29 + 59 = | 35 - 15 = |
| 12 - 12 = | 36 + 16 = | 45 + 15 = |
| 18 + 68 = | 12 - 12 = | 45 - 15 = |
| 12 - 12 = | 58 - 28 = | 89 - 19 = |
| 34 + 14 = | 210 - 110 = | 910 + 110 = |
| 26 - 16 = | 59 - 29 = | 58 - 48 = |
| 35 + 15 = | 35 + 15 = | 14 + 24 = |
| 17 + 57 = | 56 + 16 = | 59 - 39 = |
| 47 + 27 = | 56 + 16 = | 69 - 59 = |
| 12 + 12 = | 89 + 19 = | 23 - 13 = |
| 46 + 16 = | 310 - 210 = | 57 + 17 = |
| 36 - 26 = | 12 - 12 = | 24 - 14 = |
| 78 - 18 = | 45 + 15 = | 49 - 19 = |
| 23 + 13 = | 34 - 14 = | 35 - 25 = |
| 78 + 18 = | 410 - 110 = | 47 - 37 = |
| 79 + 19 = | 46 - 36 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 410 + 210 = 35 | 910 + 110 = 1 | 27 + 37 = 57 |
| 49 - 29 = 29 | 29 + 59 = 79 | 35 - 15 = 25 |
| 12 - 12 = 0 | 36 + 16 = 23 | 45 + 15 = 1 |
| 18 + 68 = 78 | 12 - 12 = 0 | 45 - 15 = 35 |
| 12 - 12 = 0 | 58 - 28 = 38 | 89 - 19 = 79 |
| 34 + 14 = 1 | 210 - 110 = 110 | 910 + 110 = 1 |
| 26 - 16 = 16 | 59 - 29 = 13 | 58 - 48 = 18 |
| 35 + 15 = 45 | 35 + 15 = 45 | 14 + 24 = 34 |
| 17 + 57 = 67 | 56 + 16 = 1 | 59 - 39 = 29 |
| 47 + 27 = 67 | 56 + 16 = 1 | 69 - 59 = 19 |
| 12 + 12 = 1 | 89 + 19 = 1 | 23 - 13 = 13 |
| 46 + 16 = 56 | 310 - 210 = 110 | 57 + 17 = 67 |
| 36 - 26 = 16 | 12 - 12 = 0 | 24 - 14 = 14 |
| 78 - 18 = 34 | 45 + 15 = 1 | 49 - 19 = 13 |
| 23 + 13 = 1 | 34 - 14 = 12 | 35 - 25 = 15 |
| 78 + 18 = 1 | 410 - 110 = 310 | 47 - 37 = 17 |
| 79 + 19 = 89 | 46 - 36 = 16 |