三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 23 - 13 = | 59 + 29 = | 19 + 39 = |
| 58 - 18 = | 610 - 510 = | 12 - 12 = |
| 48 + 38 = | 23 - 13 = | 26 - 16 = |
| 410 - 310 = | 710 + 110 = | 78 + 18 = |
| 79 - 19 = | 13 + 13 = | 17 + 57 = |
| 25 + 15 = | 35 - 15 = | 45 + 15 = |
| 59 - 49 = | 12 + 12 = | 12 + 12 = |
| 28 - 18 = | 24 - 14 = | 57 + 17 = |
| 24 - 14 = | 26 + 36 = | 23 - 13 = |
| 310 - 210 = | 47 - 27 = | 710 + 110 = |
| 310 + 210 = | 23 - 13 = | 67 - 57 = |
| 39 - 29 = | 69 + 29 = | 89 - 79 = |
| 57 - 17 = | 79 - 19 = | 79 + 19 = |
| 26 + 26 = | 23 - 13 = | 45 - 15 = |
| 45 + 15 = | 57 + 17 = | 23 + 13 = |
| 19 + 49 = | 23 + 13 = | 46 + 16 = |
| 69 - 19 = | 12 + 12 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 23 - 13 = 13 | 59 + 29 = 79 | 19 + 39 = 49 |
| 58 - 18 = 12 | 610 - 510 = 110 | 12 - 12 = 0 |
| 48 + 38 = 78 | 23 - 13 = 13 | 26 - 16 = 16 |
| 410 - 310 = 110 | 710 + 110 = 45 | 78 + 18 = 1 |
| 79 - 19 = 23 | 13 + 13 = 23 | 17 + 57 = 67 |
| 25 + 15 = 35 | 35 - 15 = 25 | 45 + 15 = 1 |
| 59 - 49 = 19 | 12 + 12 = 1 | 12 + 12 = 1 |
| 28 - 18 = 18 | 24 - 14 = 14 | 57 + 17 = 67 |
| 24 - 14 = 14 | 26 + 36 = 56 | 23 - 13 = 13 |
| 310 - 210 = 110 | 47 - 27 = 27 | 710 + 110 = 45 |
| 310 + 210 = 12 | 23 - 13 = 13 | 67 - 57 = 17 |
| 39 - 29 = 19 | 69 + 29 = 89 | 89 - 79 = 19 |
| 57 - 17 = 47 | 79 - 19 = 23 | 79 + 19 = 89 |
| 26 + 26 = 23 | 23 - 13 = 13 | 45 - 15 = 35 |
| 45 + 15 = 1 | 57 + 17 = 67 | 23 + 13 = 1 |
| 19 + 49 = 59 | 23 + 13 = 1 | 46 + 16 = 56 |
| 69 - 19 = 59 | 12 + 12 = 1 |