三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 410 - 310 = | 13 + 13 = | 45 + 15 = |
| 67 + 17 = | 37 - 27 = | 12 + 12 = |
| 27 + 47 = | 210 + 110 = | 35 - 25 = |
| 89 + 19 = | 57 - 17 = | 13 + 13 = |
| 23 - 13 = | 12 + 12 = | 68 + 18 = |
| 23 - 13 = | 23 - 13 = | 68 - 18 = |
| 35 - 15 = | 12 - 12 = | 26 + 26 = |
| 13 + 13 = | 68 - 58 = | 36 - 26 = |
| 23 + 13 = | 46 - 16 = | 24 + 14 = |
| 25 + 25 = | 69 + 29 = | 34 - 24 = |
| 38 + 38 = | 18 + 48 = | 510 + 410 = |
| 12 - 12 = | 34 - 14 = | 12 + 12 = |
| 69 - 59 = | 47 - 37 = | 25 + 25 = |
| 36 - 26 = | 12 - 12 = | 46 - 16 = |
| 48 + 38 = | 12 - 12 = | 24 - 14 = |
| 25 - 15 = | 12 - 12 = | 14 + 24 = |
| 59 - 29 = | 34 - 14 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 410 - 310 = 110 | 13 + 13 = 23 | 45 + 15 = 1 |
| 67 + 17 = 1 | 37 - 27 = 17 | 12 + 12 = 1 |
| 27 + 47 = 67 | 210 + 110 = 310 | 35 - 25 = 15 |
| 89 + 19 = 1 | 57 - 17 = 47 | 13 + 13 = 23 |
| 23 - 13 = 13 | 12 + 12 = 1 | 68 + 18 = 78 |
| 23 - 13 = 13 | 23 - 13 = 13 | 68 - 18 = 58 |
| 35 - 15 = 25 | 12 - 12 = 0 | 26 + 26 = 23 |
| 13 + 13 = 23 | 68 - 58 = 18 | 36 - 26 = 16 |
| 23 + 13 = 1 | 46 - 16 = 12 | 24 + 14 = 34 |
| 25 + 25 = 45 | 69 + 29 = 89 | 34 - 24 = 14 |
| 38 + 38 = 34 | 18 + 48 = 58 | 510 + 410 = 910 |
| 12 - 12 = 0 | 34 - 14 = 12 | 12 + 12 = 1 |
| 69 - 59 = 19 | 47 - 37 = 17 | 25 + 25 = 45 |
| 36 - 26 = 16 | 12 - 12 = 0 | 46 - 16 = 12 |
| 48 + 38 = 78 | 12 - 12 = 0 | 24 - 14 = 14 |
| 25 - 15 = 15 | 12 - 12 = 0 | 14 + 24 = 34 |
| 59 - 29 = 13 | 34 - 14 = 12 |