三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 25 - 15 = | 12 + 12 = | 23 - 13 = |
| 57 + 17 = | 16 + 26 = | 12 - 12 = |
| 45 - 15 = | 14 + 14 = | 49 - 29 = |
| 310 + 310 = | 28 + 48 = | 59 - 29 = |
| 56 + 16 = | 18 + 38 = | 15 + 35 = |
| 56 - 46 = | 23 - 13 = | 35 - 25 = |
| 45 - 15 = | 36 - 26 = | 36 + 26 = |
| 47 - 27 = | 89 - 19 = | 12 - 12 = |
| 45 - 35 = | 25 - 15 = | 67 + 17 = |
| 38 + 28 = | 68 - 18 = | 23 - 13 = |
| 23 - 13 = | 12 + 12 = | 36 + 16 = |
| 15 + 35 = | 49 + 39 = | 23 - 13 = |
| 34 + 14 = | 24 - 14 = | 24 + 14 = |
| 24 - 14 = | 29 - 19 = | 13 + 13 = |
| 810 + 110 = | 15 + 15 = | 36 - 26 = |
| 110 + 210 = | 13 + 13 = | 12 - 12 = |
| 67 + 17 = | 12 - 12 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 25 - 15 = 15 | 12 + 12 = 1 | 23 - 13 = 13 |
| 57 + 17 = 67 | 16 + 26 = 12 | 12 - 12 = 0 |
| 45 - 15 = 35 | 14 + 14 = 12 | 49 - 29 = 29 |
| 310 + 310 = 35 | 28 + 48 = 34 | 59 - 29 = 13 |
| 56 + 16 = 1 | 18 + 38 = 12 | 15 + 35 = 45 |
| 56 - 46 = 16 | 23 - 13 = 13 | 35 - 25 = 15 |
| 45 - 15 = 35 | 36 - 26 = 16 | 36 + 26 = 56 |
| 47 - 27 = 27 | 89 - 19 = 79 | 12 - 12 = 0 |
| 45 - 35 = 15 | 25 - 15 = 15 | 67 + 17 = 1 |
| 38 + 28 = 58 | 68 - 18 = 58 | 23 - 13 = 13 |
| 23 - 13 = 13 | 12 + 12 = 1 | 36 + 16 = 23 |
| 15 + 35 = 45 | 49 + 39 = 79 | 23 - 13 = 13 |
| 34 + 14 = 1 | 24 - 14 = 14 | 24 + 14 = 34 |
| 24 - 14 = 14 | 29 - 19 = 19 | 13 + 13 = 23 |
| 810 + 110 = 910 | 15 + 15 = 25 | 36 - 26 = 16 |
| 110 + 210 = 310 | 13 + 13 = 23 | 12 - 12 = 0 |
| 67 + 17 = 1 | 12 - 12 = 0 |