三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 27 + 37 = | 45 + 15 = | 25 + 15 = |
| 24 - 14 = | 23 + 13 = | 23 + 13 = |
| 23 + 13 = | 810 - 110 = | 48 + 38 = |
| 47 - 27 = | 36 - 26 = | 79 - 19 = |
| 24 - 14 = | 68 + 18 = | 37 - 27 = |
| 48 + 38 = | 23 - 13 = | 37 - 17 = |
| 36 + 16 = | 39 + 39 = | 12 - 12 = |
| 29 + 39 = | 27 - 17 = | 69 - 29 = |
| 23 - 13 = | 34 + 14 = | 25 + 15 = |
| 34 - 14 = | 18 + 18 = | 23 - 13 = |
| 12 + 12 = | 39 + 39 = | 13 + 13 = |
| 27 - 17 = | 13 + 13 = | 910 - 110 = |
| 23 - 13 = | 35 + 15 = | 79 - 69 = |
| 47 - 37 = | 210 + 210 = | 23 - 13 = |
| 810 + 110 = | 67 - 17 = | 27 - 17 = |
| 35 - 15 = | 48 - 18 = | 810 + 110 = |
| 34 - 14 = | 36 - 26 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 27 + 37 = 57 | 45 + 15 = 1 | 25 + 15 = 35 |
| 24 - 14 = 14 | 23 + 13 = 1 | 23 + 13 = 1 |
| 23 + 13 = 1 | 810 - 110 = 710 | 48 + 38 = 78 |
| 47 - 27 = 27 | 36 - 26 = 16 | 79 - 19 = 23 |
| 24 - 14 = 14 | 68 + 18 = 78 | 37 - 27 = 17 |
| 48 + 38 = 78 | 23 - 13 = 13 | 37 - 17 = 27 |
| 36 + 16 = 23 | 39 + 39 = 23 | 12 - 12 = 0 |
| 29 + 39 = 59 | 27 - 17 = 17 | 69 - 29 = 49 |
| 23 - 13 = 13 | 34 + 14 = 1 | 25 + 15 = 35 |
| 34 - 14 = 12 | 18 + 18 = 14 | 23 - 13 = 13 |
| 12 + 12 = 1 | 39 + 39 = 23 | 13 + 13 = 23 |
| 27 - 17 = 17 | 13 + 13 = 23 | 910 - 110 = 45 |
| 23 - 13 = 13 | 35 + 15 = 45 | 79 - 69 = 19 |
| 47 - 37 = 17 | 210 + 210 = 25 | 23 - 13 = 13 |
| 810 + 110 = 910 | 67 - 17 = 57 | 27 - 17 = 17 |
| 35 - 15 = 25 | 48 - 18 = 38 | 810 + 110 = 910 |
| 34 - 14 = 12 | 36 - 26 = 16 |