三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 68 - 18 = | 48 - 18 = | 36 - 26 = |
| 38 + 38 = | 23 + 13 = | 45 + 15 = |
| 35 + 15 = | 45 - 15 = | 13 + 13 = |
| 89 - 79 = | 46 - 36 = | 58 - 48 = |
| 37 + 27 = | 68 - 18 = | 35 + 15 = |
| 59 + 19 = | 59 - 39 = | 38 - 28 = |
| 35 + 15 = | 45 - 15 = | 510 - 410 = |
| 47 - 17 = | 16 + 26 = | 56 + 16 = |
| 24 - 14 = | 47 - 37 = | 78 + 18 = |
| 36 + 16 = | 15 + 35 = | 36 + 16 = |
| 34 + 14 = | 67 - 17 = | 13 + 13 = |
| 23 - 13 = | 27 + 27 = | 23 - 13 = |
| 69 - 19 = | 24 - 14 = | 48 + 28 = |
| 23 - 13 = | 35 + 15 = | 35 + 15 = |
| 16 + 26 = | 12 + 12 = | 17 + 27 = |
| 710 - 110 = | 38 + 48 = | 13 + 13 = |
| 23 - 13 = | 45 - 15 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 68 - 18 = 58 | 48 - 18 = 38 | 36 - 26 = 16 |
| 38 + 38 = 34 | 23 + 13 = 1 | 45 + 15 = 1 |
| 35 + 15 = 45 | 45 - 15 = 35 | 13 + 13 = 23 |
| 89 - 79 = 19 | 46 - 36 = 16 | 58 - 48 = 18 |
| 37 + 27 = 57 | 68 - 18 = 58 | 35 + 15 = 45 |
| 59 + 19 = 23 | 59 - 39 = 29 | 38 - 28 = 18 |
| 35 + 15 = 45 | 45 - 15 = 35 | 510 - 410 = 110 |
| 47 - 17 = 37 | 16 + 26 = 12 | 56 + 16 = 1 |
| 24 - 14 = 14 | 47 - 37 = 17 | 78 + 18 = 1 |
| 36 + 16 = 23 | 15 + 35 = 45 | 36 + 16 = 23 |
| 34 + 14 = 1 | 67 - 17 = 57 | 13 + 13 = 23 |
| 23 - 13 = 13 | 27 + 27 = 47 | 23 - 13 = 13 |
| 69 - 19 = 59 | 24 - 14 = 14 | 48 + 28 = 34 |
| 23 - 13 = 13 | 35 + 15 = 45 | 35 + 15 = 45 |
| 16 + 26 = 12 | 12 + 12 = 1 | 17 + 27 = 37 |
| 710 - 110 = 35 | 38 + 48 = 78 | 13 + 13 = 23 |
| 23 - 13 = 13 | 45 - 15 = 35 |