三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 23 + 13 = | 45 + 15 = | 47 + 27 = |
| 310 + 110 = | 810 + 110 = | 23 - 13 = |
| 12 - 12 = | 23 - 13 = | 34 + 14 = |
| 57 + 17 = | 23 - 13 = | 14 + 14 = |
| 45 + 15 = | 45 - 15 = | 27 - 17 = |
| 79 - 19 = | 68 - 18 = | 23 + 13 = |
| 15 + 15 = | 35 - 25 = | 39 - 19 = |
| 12 - 12 = | 46 - 36 = | 12 + 12 = |
| 23 - 13 = | 48 + 28 = | 12 - 12 = |
| 510 - 410 = | 37 - 17 = | 23 - 13 = |
| 59 - 49 = | 12 + 12 = | 25 + 15 = |
| 67 - 57 = | 12 + 12 = | 29 + 59 = |
| 35 + 15 = | 34 + 14 = | 12 - 12 = |
| 27 + 37 = | 34 - 14 = | 27 + 27 = |
| 23 - 13 = | 12 - 12 = | 36 - 16 = |
| 59 - 19 = | 57 - 17 = | 810 + 110 = |
| 23 + 13 = | 59 - 39 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 23 + 13 = 1 | 45 + 15 = 1 | 47 + 27 = 67 |
| 310 + 110 = 25 | 810 + 110 = 910 | 23 - 13 = 13 |
| 12 - 12 = 0 | 23 - 13 = 13 | 34 + 14 = 1 |
| 57 + 17 = 67 | 23 - 13 = 13 | 14 + 14 = 12 |
| 45 + 15 = 1 | 45 - 15 = 35 | 27 - 17 = 17 |
| 79 - 19 = 23 | 68 - 18 = 58 | 23 + 13 = 1 |
| 15 + 15 = 25 | 35 - 25 = 15 | 39 - 19 = 29 |
| 12 - 12 = 0 | 46 - 36 = 16 | 12 + 12 = 1 |
| 23 - 13 = 13 | 48 + 28 = 34 | 12 - 12 = 0 |
| 510 - 410 = 110 | 37 - 17 = 27 | 23 - 13 = 13 |
| 59 - 49 = 19 | 12 + 12 = 1 | 25 + 15 = 35 |
| 67 - 57 = 17 | 12 + 12 = 1 | 29 + 59 = 79 |
| 35 + 15 = 45 | 34 + 14 = 1 | 12 - 12 = 0 |
| 27 + 37 = 57 | 34 - 14 = 12 | 27 + 27 = 47 |
| 23 - 13 = 13 | 12 - 12 = 0 | 36 - 16 = 13 |
| 59 - 19 = 49 | 57 - 17 = 47 | 810 + 110 = 910 |
| 23 + 13 = 1 | 59 - 39 = 29 |