三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 45 - 15 = | 36 - 26 = | 23 - 13 = |
| 13 + 13 = | 13 + 13 = | 24 + 14 = |
| 68 - 58 = | 23 - 13 = | 37 + 17 = |
| 58 - 48 = | 710 + 210 = | 45 - 15 = |
| 310 + 610 = | 58 + 28 = | 79 + 19 = |
| 25 + 25 = | 25 - 15 = | 12 + 12 = |
| 23 - 13 = | 12 - 12 = | 12 + 12 = |
| 27 - 17 = | 27 - 17 = | 210 + 710 = |
| 13 + 13 = | 710 + 210 = | 24 + 14 = |
| 49 - 39 = | 34 + 14 = | 24 - 14 = |
| 23 - 13 = | 610 + 210 = | 34 - 14 = |
| 45 - 15 = | 23 + 13 = | 710 + 210 = |
| 110 + 710 = | 46 - 36 = | 34 - 14 = |
| 29 + 59 = | 25 + 15 = | 23 - 13 = |
| 56 + 16 = | 18 + 68 = | 23 - 13 = |
| 23 - 13 = | 310 + 310 = | 49 + 49 = |
| 89 + 19 = | 25 - 15 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 45 - 15 = 35 | 36 - 26 = 16 | 23 - 13 = 13 |
| 13 + 13 = 23 | 13 + 13 = 23 | 24 + 14 = 34 |
| 68 - 58 = 18 | 23 - 13 = 13 | 37 + 17 = 47 |
| 58 - 48 = 18 | 710 + 210 = 910 | 45 - 15 = 35 |
| 310 + 610 = 910 | 58 + 28 = 78 | 79 + 19 = 89 |
| 25 + 25 = 45 | 25 - 15 = 15 | 12 + 12 = 1 |
| 23 - 13 = 13 | 12 - 12 = 0 | 12 + 12 = 1 |
| 27 - 17 = 17 | 27 - 17 = 17 | 210 + 710 = 910 |
| 13 + 13 = 23 | 710 + 210 = 910 | 24 + 14 = 34 |
| 49 - 39 = 19 | 34 + 14 = 1 | 24 - 14 = 14 |
| 23 - 13 = 13 | 610 + 210 = 45 | 34 - 14 = 12 |
| 45 - 15 = 35 | 23 + 13 = 1 | 710 + 210 = 910 |
| 110 + 710 = 45 | 46 - 36 = 16 | 34 - 14 = 12 |
| 29 + 59 = 79 | 25 + 15 = 35 | 23 - 13 = 13 |
| 56 + 16 = 1 | 18 + 68 = 78 | 23 - 13 = 13 |
| 23 - 13 = 13 | 310 + 310 = 35 | 49 + 49 = 89 |
| 89 + 19 = 1 | 25 - 15 = 15 |