三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 45 - 15 = | 46 + 16 = | 78 - 18 = |
| 79 - 69 = | 46 - 16 = | 710 - 610 = |
| 23 - 13 = | 47 - 17 = | 110 + 410 = |
| 12 + 12 = | 35 + 15 = | 56 + 16 = |
| 12 - 12 = | 37 - 27 = | 13 + 13 = |
| 23 + 13 = | 59 - 49 = | 210 + 310 = |
| 29 + 19 = | 16 + 46 = | 78 + 18 = |
| 910 + 110 = | 56 + 16 = | 12 - 12 = |
| 25 - 15 = | 59 + 29 = | 12 - 12 = |
| 89 + 19 = | 57 + 17 = | 12 + 12 = |
| 47 - 27 = | 24 - 14 = | 49 - 19 = |
| 23 + 13 = | 29 + 69 = | 68 - 18 = |
| 16 + 16 = | 17 + 37 = | 46 + 16 = |
| 410 - 310 = | 45 + 15 = | 710 - 610 = |
| 38 + 18 = | 23 - 13 = | 12 - 12 = |
| 36 - 26 = | 38 + 28 = | 25 + 15 = |
| 37 - 27 = | 35 - 25 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 45 - 15 = 35 | 46 + 16 = 56 | 78 - 18 = 34 |
| 79 - 69 = 19 | 46 - 16 = 12 | 710 - 610 = 110 |
| 23 - 13 = 13 | 47 - 17 = 37 | 110 + 410 = 12 |
| 12 + 12 = 1 | 35 + 15 = 45 | 56 + 16 = 1 |
| 12 - 12 = 0 | 37 - 27 = 17 | 13 + 13 = 23 |
| 23 + 13 = 1 | 59 - 49 = 19 | 210 + 310 = 12 |
| 29 + 19 = 13 | 16 + 46 = 56 | 78 + 18 = 1 |
| 910 + 110 = 1 | 56 + 16 = 1 | 12 - 12 = 0 |
| 25 - 15 = 15 | 59 + 29 = 79 | 12 - 12 = 0 |
| 89 + 19 = 1 | 57 + 17 = 67 | 12 + 12 = 1 |
| 47 - 27 = 27 | 24 - 14 = 14 | 49 - 19 = 13 |
| 23 + 13 = 1 | 29 + 69 = 89 | 68 - 18 = 58 |
| 16 + 16 = 13 | 17 + 37 = 47 | 46 + 16 = 56 |
| 410 - 310 = 110 | 45 + 15 = 1 | 710 - 610 = 110 |
| 38 + 18 = 12 | 23 - 13 = 13 | 12 - 12 = 0 |
| 36 - 26 = 16 | 38 + 28 = 58 | 25 + 15 = 35 |
| 37 - 27 = 17 | 35 - 25 = 15 |