一年级下册 100以内数的认识（口算）
姓名：_______________
学号：_______________
用时：_______________
| 87 - 7 = | 51 - 1 = | 27 - 7 = | 61 - 1 = |
| 20 + 8 = | 52 - 2 = | 70 + 9 = | 50 + 1 = |
| 20 + 2 = | 19 - 9 = | 17 - 7 = | 84 - 4 = |
| 40 + 3 = | 56 - 6 = | 34 - 4 = | 60 + 2 = |
| 10 + 3 = | 69 - 9 = | 20 + 9 = | 30 + 7 = |
| 92 - 2 = | 90 + 8 = | 68 - 8 = | 10 + 6 = |
| 60 + 5 = | 16 - 6 = | 91 - 1 = | 50 + 1 = |
| 62 - 2 = | 46 - 6 = | 80 + 7 = | 30 + 7 = |
| 50 + 6 = | 40 + 2 = | 46 - 6 = | 60 + 6 = |
| 80 + 2 = | 90 + 1 = | 84 - 4 = | 19 - 9 = |
| 80 + 8 = | 20 + 2 = | 60 + 6 = | 80 + 9 = |
| 72 - 2 = | 81 - 1 = | 60 + 4 = | 30 + 5 = |
| 87 - 7 = | 70 + 1 = | 53 - 3 = | 74 - 4 = |
| 51 - 1 = | 80 + 9 = | 90 + 7 = | 10 + 5 = |
| 79 - 9 = | 13 - 3 = | 30 + 5 = | 10 + 1 = |
| 28 - 8 = | 60 + 8 = | 10 + 7 = | 43 - 3 = |
| 68 - 8 = | 24 - 4 = | 36 - 6 = | 81 - 1 = |
| 41 - 1 = | 21 - 1 = | 50 + 7 = | 60 + 1 = |
| 10 + 5 = | 60 + 3 = | 80 + 4 = | 97 - 7 = |
| 50 + 4 = | 19 - 9 = | 74 - 4 = | 14 - 4 = |
| 40 + 2 = | 80 + 6 = | 82 - 2 = | 10 + 7 = |
| 11 - 1 = | 48 - 8 = | 11 - 1 = | 30 + 7 = |
| 33 - 3 = | 43 - 3 = | 50 + 9 = | 50 + 7 = |
| 71 - 1 = | 49 - 9 = | 50 + 2 = | 50 + 7 = |
| 92 - 2 = | 50 + 6 = | 70 + 8 = | 62 - 2 = |
一年级下册 100以内数的认识（口算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 87 - 7 = 80 | 51 - 1 = 50 | 27 - 7 = 20 | 61 - 1 = 60 |
| 20 + 8 = 28 | 52 - 2 = 50 | 70 + 9 = 79 | 50 + 1 = 51 |
| 20 + 2 = 22 | 19 - 9 = 10 | 17 - 7 = 10 | 84 - 4 = 80 |
| 40 + 3 = 43 | 56 - 6 = 50 | 34 - 4 = 30 | 60 + 2 = 62 |
| 10 + 3 = 13 | 69 - 9 = 60 | 20 + 9 = 29 | 30 + 7 = 37 |
| 92 - 2 = 90 | 90 + 8 = 98 | 68 - 8 = 60 | 10 + 6 = 16 |
| 60 + 5 = 65 | 16 - 6 = 10 | 91 - 1 = 90 | 50 + 1 = 51 |
| 62 - 2 = 60 | 46 - 6 = 40 | 80 + 7 = 87 | 30 + 7 = 37 |
| 50 + 6 = 56 | 40 + 2 = 42 | 46 - 6 = 40 | 60 + 6 = 66 |
| 80 + 2 = 82 | 90 + 1 = 91 | 84 - 4 = 80 | 19 - 9 = 10 |
| 80 + 8 = 88 | 20 + 2 = 22 | 60 + 6 = 66 | 80 + 9 = 89 |
| 72 - 2 = 70 | 81 - 1 = 80 | 60 + 4 = 64 | 30 + 5 = 35 |
| 87 - 7 = 80 | 70 + 1 = 71 | 53 - 3 = 50 | 74 - 4 = 70 |
| 51 - 1 = 50 | 80 + 9 = 89 | 90 + 7 = 97 | 10 + 5 = 15 |
| 79 - 9 = 70 | 13 - 3 = 10 | 30 + 5 = 35 | 10 + 1 = 11 |
| 28 - 8 = 20 | 60 + 8 = 68 | 10 + 7 = 17 | 43 - 3 = 40 |
| 68 - 8 = 60 | 24 - 4 = 20 | 36 - 6 = 30 | 81 - 1 = 80 |
| 41 - 1 = 40 | 21 - 1 = 20 | 50 + 7 = 57 | 60 + 1 = 61 |
| 10 + 5 = 15 | 60 + 3 = 63 | 80 + 4 = 84 | 97 - 7 = 90 |
| 50 + 4 = 54 | 19 - 9 = 10 | 74 - 4 = 70 | 14 - 4 = 10 |
| 40 + 2 = 42 | 80 + 6 = 86 | 82 - 2 = 80 | 10 + 7 = 17 |
| 11 - 1 = 10 | 48 - 8 = 40 | 11 - 1 = 10 | 30 + 7 = 37 |
| 33 - 3 = 30 | 43 - 3 = 40 | 50 + 9 = 59 | 50 + 7 = 57 |
| 71 - 1 = 70 | 49 - 9 = 40 | 50 + 2 = 52 | 50 + 7 = 57 |
| 92 - 2 = 90 | 50 + 6 = 56 | 70 + 8 = 78 | 62 - 2 = 60 |