三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 12 + 12 = | 45 - 15 = | 69 + 29 = |
| 59 - 29 = | 23 + 13 = | 34 - 14 = |
| 37 - 27 = | 810 + 110 = | 58 - 18 = |
| 23 - 13 = | 56 - 16 = | 12 + 12 = |
| 14 + 14 = | 45 - 35 = | 79 - 19 = |
| 45 - 15 = | 13 + 13 = | 28 + 58 = |
| 25 + 15 = | 36 + 16 = | 69 - 59 = |
| 37 + 27 = | 36 - 26 = | 12 + 12 = |
| 36 - 26 = | 35 - 15 = | 45 + 15 = |
| 69 + 29 = | 410 - 310 = | 610 - 510 = |
| 29 + 69 = | 37 + 37 = | 45 + 15 = |
| 68 - 18 = | 34 + 14 = | 23 - 13 = |
| 34 - 14 = | 69 - 59 = | 59 + 39 = |
| 710 + 110 = | 23 + 13 = | 37 + 17 = |
| 78 - 18 = | 45 - 15 = | 35 + 15 = |
| 35 - 25 = | 89 - 19 = | 710 - 610 = |
| 59 + 29 = | 45 - 15 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 12 + 12 = 1 | 45 - 15 = 35 | 69 + 29 = 89 |
| 59 - 29 = 13 | 23 + 13 = 1 | 34 - 14 = 12 |
| 37 - 27 = 17 | 810 + 110 = 910 | 58 - 18 = 12 |
| 23 - 13 = 13 | 56 - 16 = 23 | 12 + 12 = 1 |
| 14 + 14 = 12 | 45 - 35 = 15 | 79 - 19 = 23 |
| 45 - 15 = 35 | 13 + 13 = 23 | 28 + 58 = 78 |
| 25 + 15 = 35 | 36 + 16 = 23 | 69 - 59 = 19 |
| 37 + 27 = 57 | 36 - 26 = 16 | 12 + 12 = 1 |
| 36 - 26 = 16 | 35 - 15 = 25 | 45 + 15 = 1 |
| 69 + 29 = 89 | 410 - 310 = 110 | 610 - 510 = 110 |
| 29 + 69 = 89 | 37 + 37 = 67 | 45 + 15 = 1 |
| 68 - 18 = 58 | 34 + 14 = 1 | 23 - 13 = 13 |
| 34 - 14 = 12 | 69 - 59 = 19 | 59 + 39 = 89 |
| 710 + 110 = 45 | 23 + 13 = 1 | 37 + 17 = 47 |
| 78 - 18 = 34 | 45 - 15 = 35 | 35 + 15 = 45 |
| 35 - 25 = 15 | 89 - 19 = 79 | 710 - 610 = 110 |
| 59 + 29 = 79 | 45 - 15 = 35 |