三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 34 - 24 = | 23 - 13 = | 67 + 17 = |
| 45 + 15 = | 17 + 57 = | 410 - 310 = |
| 13 + 13 = | 510 - 310 = | 24 - 14 = |
| 910 - 810 = | 710 + 210 = | 38 + 48 = |
| 38 + 48 = | 69 - 19 = | 310 - 110 = |
| 12 + 12 = | 12 + 12 = | 56 - 16 = |
| 38 + 18 = | 49 + 49 = | 45 - 15 = |
| 78 - 68 = | 38 + 48 = | 26 + 16 = |
| 12 - 12 = | 12 - 12 = | 59 - 19 = |
| 68 - 58 = | 410 + 510 = | 15 + 25 = |
| 46 - 36 = | 37 + 17 = | 23 - 13 = |
| 23 + 13 = | 26 + 26 = | 57 - 17 = |
| 12 + 12 = | 810 + 110 = | 34 - 14 = |
| 13 + 13 = | 56 - 16 = | 38 - 18 = |
| 13 + 13 = | 26 + 26 = | 12 + 12 = |
| 56 + 16 = | 58 + 18 = | 15 + 15 = |
| 12 - 12 = | 39 + 49 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 34 - 24 = 14 | 23 - 13 = 13 | 67 + 17 = 1 |
| 45 + 15 = 1 | 17 + 57 = 67 | 410 - 310 = 110 |
| 13 + 13 = 23 | 510 - 310 = 15 | 24 - 14 = 14 |
| 910 - 810 = 110 | 710 + 210 = 910 | 38 + 48 = 78 |
| 38 + 48 = 78 | 69 - 19 = 59 | 310 - 110 = 15 |
| 12 + 12 = 1 | 12 + 12 = 1 | 56 - 16 = 23 |
| 38 + 18 = 12 | 49 + 49 = 89 | 45 - 15 = 35 |
| 78 - 68 = 18 | 38 + 48 = 78 | 26 + 16 = 12 |
| 12 - 12 = 0 | 12 - 12 = 0 | 59 - 19 = 49 |
| 68 - 58 = 18 | 410 + 510 = 910 | 15 + 25 = 35 |
| 46 - 36 = 16 | 37 + 17 = 47 | 23 - 13 = 13 |
| 23 + 13 = 1 | 26 + 26 = 23 | 57 - 17 = 47 |
| 12 + 12 = 1 | 810 + 110 = 910 | 34 - 14 = 12 |
| 13 + 13 = 23 | 56 - 16 = 23 | 38 - 18 = 14 |
| 13 + 13 = 23 | 26 + 26 = 23 | 12 + 12 = 1 |
| 56 + 16 = 1 | 58 + 18 = 34 | 15 + 15 = 25 |
| 12 - 12 = 0 | 39 + 49 = 79 |