三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 14 + 24 = | 710 + 110 = | 25 + 25 = |
| 12 - 12 = | 810 - 710 = | 210 - 110 = |
| 27 + 17 = | 13 + 13 = | 23 - 13 = |
| 68 + 18 = | 35 + 15 = | 19 + 69 = |
| 13 + 13 = | 19 + 19 = | 35 - 15 = |
| 15 + 15 = | 23 + 13 = | 39 + 49 = |
| 12 + 12 = | 12 - 12 = | 12 + 12 = |
| 14 + 24 = | 36 - 16 = | 67 + 17 = |
| 67 - 17 = | 58 + 18 = | 12 - 12 = |
| 25 + 25 = | 36 + 26 = | 410 + 310 = |
| 13 + 13 = | 67 - 17 = | 46 + 16 = |
| 48 + 18 = | 78 + 18 = | 45 + 15 = |
| 58 + 28 = | 57 + 17 = | 47 + 27 = |
| 14 + 14 = | 13 + 13 = | 39 + 49 = |
| 35 - 15 = | 45 + 15 = | 410 + 510 = |
| 15 + 15 = | 16 + 16 = | 29 + 29 = |
| 16 + 16 = | 56 + 16 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 14 + 24 = 34 | 710 + 110 = 45 | 25 + 25 = 45 |
| 12 - 12 = 0 | 810 - 710 = 110 | 210 - 110 = 110 |
| 27 + 17 = 37 | 13 + 13 = 23 | 23 - 13 = 13 |
| 68 + 18 = 78 | 35 + 15 = 45 | 19 + 69 = 79 |
| 13 + 13 = 23 | 19 + 19 = 29 | 35 - 15 = 25 |
| 15 + 15 = 25 | 23 + 13 = 1 | 39 + 49 = 79 |
| 12 + 12 = 1 | 12 - 12 = 0 | 12 + 12 = 1 |
| 14 + 24 = 34 | 36 - 16 = 13 | 67 + 17 = 1 |
| 67 - 17 = 57 | 58 + 18 = 34 | 12 - 12 = 0 |
| 25 + 25 = 45 | 36 + 26 = 56 | 410 + 310 = 710 |
| 13 + 13 = 23 | 67 - 17 = 57 | 46 + 16 = 56 |
| 48 + 18 = 58 | 78 + 18 = 1 | 45 + 15 = 1 |
| 58 + 28 = 78 | 57 + 17 = 67 | 47 + 27 = 67 |
| 14 + 14 = 12 | 13 + 13 = 23 | 39 + 49 = 79 |
| 35 - 15 = 25 | 45 + 15 = 1 | 410 + 510 = 910 |
| 15 + 15 = 25 | 16 + 16 = 13 | 29 + 29 = 49 |
| 16 + 16 = 13 | 56 + 16 = 1 |