三年级上册 分数的初步认识（笔算）
姓名：_______________
学号：_______________
用时：_______________
| 12 - 12 = | 47 - 37 = | 23 + 13 = |
| 410 - 110 = | 56 + 16 = | 810 - 710 = |
| 510 - 410 = | 23 - 13 = | 29 + 29 = |
| 29 + 49 = | 69 + 29 = | 23 - 13 = |
| 410 - 310 = | 89 + 19 = | 38 + 38 = |
| 67 + 17 = | 810 - 710 = | 910 - 110 = |
| 13 + 13 = | 47 + 17 = | 510 - 410 = |
| 46 - 16 = | 34 - 14 = | 47 - 17 = |
| 23 - 13 = | 23 - 13 = | 12 - 12 = |
| 15 + 15 = | 39 - 29 = | 56 - 16 = |
| 89 - 19 = | 23 - 13 = | 78 - 18 = |
| 23 - 13 = | 12 - 12 = | 78 + 18 = |
| 59 + 19 = | 12 - 12 = | 610 + 110 = |
| 68 - 58 = | 24 - 14 = | 13 + 13 = |
| 310 + 610 = | 310 - 210 = | 34 + 14 = |
| 47 + 27 = | 46 - 16 = | 29 - 19 = |
| 12 - 12 = | 56 + 16 = |
三年级上册 分数的初步认识（笔算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 12 - 12 = 0 | 47 - 37 = 17 | 23 + 13 = 1 |
| 410 - 110 = 310 | 56 + 16 = 1 | 810 - 710 = 110 |
| 510 - 410 = 110 | 23 - 13 = 13 | 29 + 29 = 49 |
| 29 + 49 = 23 | 69 + 29 = 89 | 23 - 13 = 13 |
| 410 - 310 = 110 | 89 + 19 = 1 | 38 + 38 = 34 |
| 67 + 17 = 1 | 810 - 710 = 110 | 910 - 110 = 45 |
| 13 + 13 = 23 | 47 + 17 = 57 | 510 - 410 = 110 |
| 46 - 16 = 12 | 34 - 14 = 12 | 47 - 17 = 37 |
| 23 - 13 = 13 | 23 - 13 = 13 | 12 - 12 = 0 |
| 15 + 15 = 25 | 39 - 29 = 19 | 56 - 16 = 23 |
| 89 - 19 = 79 | 23 - 13 = 13 | 78 - 18 = 34 |
| 23 - 13 = 13 | 12 - 12 = 0 | 78 + 18 = 1 |
| 59 + 19 = 23 | 12 - 12 = 0 | 610 + 110 = 710 |
| 68 - 58 = 18 | 24 - 14 = 14 | 13 + 13 = 23 |
| 310 + 610 = 910 | 310 - 210 = 110 | 34 + 14 = 1 |
| 47 + 27 = 67 | 46 - 16 = 12 | 29 - 19 = 19 |
| 12 - 12 = 0 | 56 + 16 = 1 |