三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 34 - 14 = | 12 - 12 = | 24 - 14 = |
| 24 - 14 = | 14 + 14 = | 14 + 14 = |
| 27 + 17 = | 89 - 19 = | 12 + 12 = |
| 23 + 13 = | 410 - 310 = | 12 + 12 = |
| 48 - 38 = | 26 + 26 = | 12 - 12 = |
| 12 - 12 = | 26 + 26 = | 12 - 12 = |
| 13 + 13 = | 68 - 18 = | 210 + 510 = |
| 39 - 29 = | 67 - 17 = | 34 + 14 = |
| 45 - 15 = | 47 - 17 = | 410 + 510 = |
| 12 + 12 = | 39 + 39 = | 24 - 14 = |
| 49 + 49 = | 23 + 13 = | 15 + 35 = |
| 18 + 48 = | 610 - 110 = | 12 + 12 = |
| 57 - 17 = | 26 + 16 = | 38 + 38 = |
| 24 - 14 = | 79 - 19 = | 37 - 17 = |
| 45 + 15 = | 69 - 29 = | 23 - 13 = |
| 49 + 29 = | 56 - 16 = | 24 - 14 = |
| 24 - 14 = | 24 - 14 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 34 - 14 = 12 | 12 - 12 = 0 | 24 - 14 = 14 |
| 24 - 14 = 14 | 14 + 14 = 12 | 14 + 14 = 12 |
| 27 + 17 = 37 | 89 - 19 = 79 | 12 + 12 = 1 |
| 23 + 13 = 1 | 410 - 310 = 110 | 12 + 12 = 1 |
| 48 - 38 = 18 | 26 + 26 = 23 | 12 - 12 = 0 |
| 12 - 12 = 0 | 26 + 26 = 23 | 12 - 12 = 0 |
| 13 + 13 = 23 | 68 - 18 = 58 | 210 + 510 = 710 |
| 39 - 29 = 19 | 67 - 17 = 57 | 34 + 14 = 1 |
| 45 - 15 = 35 | 47 - 17 = 37 | 410 + 510 = 910 |
| 12 + 12 = 1 | 39 + 39 = 23 | 24 - 14 = 14 |
| 49 + 49 = 89 | 23 + 13 = 1 | 15 + 35 = 45 |
| 18 + 48 = 58 | 610 - 110 = 12 | 12 + 12 = 1 |
| 57 - 17 = 47 | 26 + 16 = 12 | 38 + 38 = 34 |
| 24 - 14 = 14 | 79 - 19 = 23 | 37 - 17 = 27 |
| 45 + 15 = 1 | 69 - 29 = 49 | 23 - 13 = 13 |
| 49 + 29 = 23 | 56 - 16 = 23 | 24 - 14 = 14 |
| 24 - 14 = 14 | 24 - 14 = 14 |