三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 12 - 12 = | 35 - 25 = | 12 - 12 = |
| 34 + 14 = | 510 - 410 = | 28 + 18 = |
| 45 + 15 = | 25 - 15 = | 35 - 15 = |
| 23 - 13 = | 23 + 13 = | 45 - 15 = |
| 13 + 13 = | 15 + 25 = | 510 + 410 = |
| 23 + 13 = | 34 + 14 = | 14 + 24 = |
| 27 + 17 = | 38 + 18 = | 57 + 17 = |
| 13 + 13 = | 27 + 47 = | 23 + 13 = |
| 57 - 47 = | 58 - 18 = | 12 + 12 = |
| 79 - 19 = | 410 + 410 = | 12 - 12 = |
| 45 - 15 = | 23 - 13 = | 79 + 19 = |
| 47 - 27 = | 46 - 36 = | 28 + 48 = |
| 23 - 13 = | 110 + 210 = | 69 - 59 = |
| 36 - 26 = | 48 + 18 = | 710 - 210 = |
| 25 + 15 = | 12 - 12 = | 78 - 18 = |
| 410 - 110 = | 26 + 36 = | 310 - 210 = |
| 29 + 69 = | 310 + 210 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 12 - 12 = 0 | 35 - 25 = 15 | 12 - 12 = 0 |
| 34 + 14 = 1 | 510 - 410 = 110 | 28 + 18 = 38 |
| 45 + 15 = 1 | 25 - 15 = 15 | 35 - 15 = 25 |
| 23 - 13 = 13 | 23 + 13 = 1 | 45 - 15 = 35 |
| 13 + 13 = 23 | 15 + 25 = 35 | 510 + 410 = 910 |
| 23 + 13 = 1 | 34 + 14 = 1 | 14 + 24 = 34 |
| 27 + 17 = 37 | 38 + 18 = 12 | 57 + 17 = 67 |
| 13 + 13 = 23 | 27 + 47 = 67 | 23 + 13 = 1 |
| 57 - 47 = 17 | 58 - 18 = 12 | 12 + 12 = 1 |
| 79 - 19 = 23 | 410 + 410 = 45 | 12 - 12 = 0 |
| 45 - 15 = 35 | 23 - 13 = 13 | 79 + 19 = 89 |
| 47 - 27 = 27 | 46 - 36 = 16 | 28 + 48 = 34 |
| 23 - 13 = 13 | 110 + 210 = 310 | 69 - 59 = 19 |
| 36 - 26 = 16 | 48 + 18 = 58 | 710 - 210 = 12 |
| 25 + 15 = 35 | 12 - 12 = 0 | 78 - 18 = 34 |
| 410 - 110 = 310 | 26 + 36 = 56 | 310 - 210 = 110 |
| 29 + 69 = 89 | 310 + 210 = 12 |