三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 24 - 14 = | 45 + 15 = | 410 - 110 = |
| 12 - 12 = | 17 + 47 = | 35 + 15 = |
| 45 - 15 = | 36 - 26 = | 12 + 12 = |
| 14 + 24 = | 28 - 18 = | 69 + 19 = |
| 37 - 27 = | 47 + 27 = | 38 - 28 = |
| 24 + 14 = | 17 + 47 = | 78 - 18 = |
| 59 + 39 = | 69 - 29 = | 49 - 39 = |
| 19 + 59 = | 12 + 12 = | 35 - 15 = |
| 310 + 510 = | 23 - 13 = | 12 + 12 = |
| 24 + 14 = | 56 + 16 = | 28 - 18 = |
| 24 - 14 = | 14 + 24 = | 510 - 310 = |
| 49 + 49 = | 24 + 14 = | 36 + 26 = |
| 910 + 110 = | 13 + 13 = | 12 + 12 = |
| 69 - 19 = | 310 - 210 = | 26 + 26 = |
| 12 + 12 = | 59 - 49 = | 19 + 19 = |
| 36 - 16 = | 710 + 210 = | 28 + 18 = |
| 27 - 17 = | 47 + 27 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 24 - 14 = 14 | 45 + 15 = 1 | 410 - 110 = 310 |
| 12 - 12 = 0 | 17 + 47 = 57 | 35 + 15 = 45 |
| 45 - 15 = 35 | 36 - 26 = 16 | 12 + 12 = 1 |
| 14 + 24 = 34 | 28 - 18 = 18 | 69 + 19 = 79 |
| 37 - 27 = 17 | 47 + 27 = 67 | 38 - 28 = 18 |
| 24 + 14 = 34 | 17 + 47 = 57 | 78 - 18 = 34 |
| 59 + 39 = 89 | 69 - 29 = 49 | 49 - 39 = 19 |
| 19 + 59 = 23 | 12 + 12 = 1 | 35 - 15 = 25 |
| 310 + 510 = 45 | 23 - 13 = 13 | 12 + 12 = 1 |
| 24 + 14 = 34 | 56 + 16 = 1 | 28 - 18 = 18 |
| 24 - 14 = 14 | 14 + 24 = 34 | 510 - 310 = 15 |
| 49 + 49 = 89 | 24 + 14 = 34 | 36 + 26 = 56 |
| 910 + 110 = 1 | 13 + 13 = 23 | 12 + 12 = 1 |
| 69 - 19 = 59 | 310 - 210 = 110 | 26 + 26 = 23 |
| 12 + 12 = 1 | 59 - 49 = 19 | 19 + 19 = 29 |
| 36 - 16 = 13 | 710 + 210 = 910 | 28 + 18 = 38 |
| 27 - 17 = 17 | 47 + 27 = 67 |