三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 15 + 15 = | 48 - 28 = | 47 + 27 = |
| 78 - 18 = | 89 - 19 = | 23 - 13 = |
| 45 + 15 = | 23 - 13 = | 25 + 15 = |
| 34 - 24 = | 13 + 13 = | 25 - 15 = |
| 18 + 18 = | 23 + 13 = | 510 - 410 = |
| 47 + 17 = | 12 + 12 = | 89 - 19 = |
| 45 - 15 = | 26 + 26 = | 46 - 36 = |
| 58 - 18 = | 12 - 12 = | 12 + 12 = |
| 610 - 510 = | 36 - 26 = | 23 + 13 = |
| 45 + 15 = | 36 - 26 = | 89 + 19 = |
| 12 + 12 = | 24 + 14 = | 25 - 15 = |
| 49 - 29 = | 45 - 15 = | 69 + 19 = |
| 26 - 16 = | 910 - 110 = | 12 + 12 = |
| 24 - 14 = | 24 + 14 = | 810 - 110 = |
| 47 - 37 = | 47 + 27 = | 13 + 13 = |
| 23 - 13 = | 310 + 510 = | 17 + 37 = |
| 89 + 19 = | 24 - 14 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 15 + 15 = 25 | 48 - 28 = 14 | 47 + 27 = 67 |
| 78 - 18 = 34 | 89 - 19 = 79 | 23 - 13 = 13 |
| 45 + 15 = 1 | 23 - 13 = 13 | 25 + 15 = 35 |
| 34 - 24 = 14 | 13 + 13 = 23 | 25 - 15 = 15 |
| 18 + 18 = 14 | 23 + 13 = 1 | 510 - 410 = 110 |
| 47 + 17 = 57 | 12 + 12 = 1 | 89 - 19 = 79 |
| 45 - 15 = 35 | 26 + 26 = 23 | 46 - 36 = 16 |
| 58 - 18 = 12 | 12 - 12 = 0 | 12 + 12 = 1 |
| 610 - 510 = 110 | 36 - 26 = 16 | 23 + 13 = 1 |
| 45 + 15 = 1 | 36 - 26 = 16 | 89 + 19 = 1 |
| 12 + 12 = 1 | 24 + 14 = 34 | 25 - 15 = 15 |
| 49 - 29 = 29 | 45 - 15 = 35 | 69 + 19 = 79 |
| 26 - 16 = 16 | 910 - 110 = 45 | 12 + 12 = 1 |
| 24 - 14 = 14 | 24 + 14 = 34 | 810 - 110 = 710 |
| 47 - 37 = 17 | 47 + 27 = 67 | 13 + 13 = 23 |
| 23 - 13 = 13 | 310 + 510 = 45 | 17 + 37 = 47 |
| 89 + 19 = 1 | 24 - 14 = 14 |