三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 24 - 14 = | 49 - 29 = | 18 + 28 = |
| 14 + 14 = | 12 - 12 = | 23 + 13 = |
| 37 - 17 = | 59 - 49 = | 49 + 39 = |
| 24 + 14 = | 34 - 24 = | 24 - 14 = |
| 710 + 110 = | 12 + 12 = | 45 - 35 = |
| 18 + 28 = | 210 + 710 = | 16 + 16 = |
| 35 - 25 = | 57 + 17 = | 45 - 15 = |
| 23 - 13 = | 14 + 24 = | 48 - 38 = |
| 79 + 19 = | 12 - 12 = | 23 - 13 = |
| 12 - 12 = | 45 + 15 = | 24 - 14 = |
| 12 - 12 = | 38 + 18 = | 36 - 26 = |
| 35 + 15 = | 89 + 19 = | 34 - 14 = |
| 24 + 14 = | 13 + 13 = | 12 - 12 = |
| 12 - 12 = | 23 - 13 = | 14 + 24 = |
| 34 + 14 = | 12 - 12 = | 34 + 14 = |
| 14 + 14 = | 48 - 38 = | 47 - 37 = |
| 13 + 13 = | 35 + 15 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 24 - 14 = 14 | 49 - 29 = 29 | 18 + 28 = 38 |
| 14 + 14 = 12 | 12 - 12 = 0 | 23 + 13 = 1 |
| 37 - 17 = 27 | 59 - 49 = 19 | 49 + 39 = 79 |
| 24 + 14 = 34 | 34 - 24 = 14 | 24 - 14 = 14 |
| 710 + 110 = 45 | 12 + 12 = 1 | 45 - 35 = 15 |
| 18 + 28 = 38 | 210 + 710 = 910 | 16 + 16 = 13 |
| 35 - 25 = 15 | 57 + 17 = 67 | 45 - 15 = 35 |
| 23 - 13 = 13 | 14 + 24 = 34 | 48 - 38 = 18 |
| 79 + 19 = 89 | 12 - 12 = 0 | 23 - 13 = 13 |
| 12 - 12 = 0 | 45 + 15 = 1 | 24 - 14 = 14 |
| 12 - 12 = 0 | 38 + 18 = 12 | 36 - 26 = 16 |
| 35 + 15 = 45 | 89 + 19 = 1 | 34 - 14 = 12 |
| 24 + 14 = 34 | 13 + 13 = 23 | 12 - 12 = 0 |
| 12 - 12 = 0 | 23 - 13 = 13 | 14 + 24 = 34 |
| 34 + 14 = 1 | 12 - 12 = 0 | 34 + 14 = 1 |
| 14 + 14 = 12 | 48 - 38 = 18 | 47 - 37 = 17 |
| 13 + 13 = 23 | 35 + 15 = 45 |