三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 18 + 38 = | 14 + 24 = | 310 + 610 = |
| 15 + 35 = | 49 - 39 = | 37 - 27 = |
| 34 - 24 = | 26 - 16 = | 35 + 15 = |
| 89 + 19 = | 47 + 27 = | 45 + 15 = |
| 68 - 18 = | 25 - 15 = | 35 - 25 = |
| 12 - 12 = | 15 + 25 = | 610 + 210 = |
| 14 + 14 = | 38 + 48 = | 12 + 12 = |
| 56 + 16 = | 12 + 12 = | 59 + 29 = |
| 12 + 12 = | 45 - 15 = | 79 + 19 = |
| 12 + 12 = | 26 - 16 = | 59 - 39 = |
| 12 - 12 = | 12 + 12 = | 15 + 25 = |
| 23 - 13 = | 12 + 12 = | 16 + 16 = |
| 710 - 110 = | 29 + 29 = | 13 + 13 = |
| 35 - 15 = | 38 + 48 = | 36 - 26 = |
| 58 - 48 = | 23 - 13 = | 23 - 13 = |
| 24 + 14 = | 56 - 46 = | 57 - 17 = |
| 110 + 210 = | 68 + 18 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 18 + 38 = 12 | 14 + 24 = 34 | 310 + 610 = 910 |
| 15 + 35 = 45 | 49 - 39 = 19 | 37 - 27 = 17 |
| 34 - 24 = 14 | 26 - 16 = 16 | 35 + 15 = 45 |
| 89 + 19 = 1 | 47 + 27 = 67 | 45 + 15 = 1 |
| 68 - 18 = 58 | 25 - 15 = 15 | 35 - 25 = 15 |
| 12 - 12 = 0 | 15 + 25 = 35 | 610 + 210 = 45 |
| 14 + 14 = 12 | 38 + 48 = 78 | 12 + 12 = 1 |
| 56 + 16 = 1 | 12 + 12 = 1 | 59 + 29 = 79 |
| 12 + 12 = 1 | 45 - 15 = 35 | 79 + 19 = 89 |
| 12 + 12 = 1 | 26 - 16 = 16 | 59 - 39 = 29 |
| 12 - 12 = 0 | 12 + 12 = 1 | 15 + 25 = 35 |
| 23 - 13 = 13 | 12 + 12 = 1 | 16 + 16 = 13 |
| 710 - 110 = 35 | 29 + 29 = 49 | 13 + 13 = 23 |
| 35 - 15 = 25 | 38 + 48 = 78 | 36 - 26 = 16 |
| 58 - 48 = 18 | 23 - 13 = 13 | 23 - 13 = 13 |
| 24 + 14 = 34 | 56 - 46 = 16 | 57 - 17 = 47 |
| 110 + 210 = 310 | 68 + 18 = 78 |