一年级下册 100以内数的认识（口算）
姓名：_______________
学号：_______________
用时：_______________
| 72 - 2 = | 49 - 9 = | 54 - 4 = | 90 + 4 = |
| 40 + 4 = | 12 - 2 = | 40 + 3 = | 20 + 7 = |
| 11 - 1 = | 20 + 4 = | 64 - 4 = | 10 + 1 = |
| 70 + 2 = | 60 + 8 = | 70 + 6 = | 74 - 4 = |
| 22 - 2 = | 34 - 4 = | 10 + 8 = | 53 - 3 = |
| 60 + 7 = | 30 + 8 = | 80 + 5 = | 60 + 4 = |
| 17 - 7 = | 50 + 3 = | 78 - 8 = | 38 - 8 = |
| 90 + 9 = | 10 + 6 = | 19 - 9 = | 30 + 1 = |
| 91 - 1 = | 90 + 1 = | 50 + 6 = | 50 + 9 = |
| 23 - 3 = | 50 + 9 = | 60 + 7 = | 99 - 9 = |
| 40 + 1 = | 31 - 1 = | 59 - 9 = | 20 + 5 = |
| 50 + 5 = | 77 - 7 = | 50 + 7 = | 45 - 5 = |
| 56 - 6 = | 72 - 2 = | 46 - 6 = | 26 - 6 = |
| 40 + 9 = | 10 + 8 = | 34 - 4 = | 73 - 3 = |
| 88 - 8 = | 11 - 1 = | 26 - 6 = | 20 + 5 = |
| 98 - 8 = | 90 + 6 = | 94 - 4 = | 90 + 5 = |
| 21 - 1 = | 20 + 8 = | 10 + 5 = | 90 + 6 = |
| 90 + 7 = | 40 + 5 = | 32 - 2 = | 72 - 2 = |
| 20 + 9 = | 55 - 5 = | 84 - 4 = | 36 - 6 = |
| 31 - 1 = | 19 - 9 = | 98 - 8 = | 10 + 1 = |
| 22 - 2 = | 88 - 8 = | 96 - 6 = | 20 + 2 = |
| 49 - 9 = | 95 - 5 = | 90 + 1 = | 20 + 7 = |
| 82 - 2 = | 90 + 8 = | 90 + 4 = | 19 - 9 = |
| 95 - 5 = | 88 - 8 = | 49 - 9 = | 30 + 6 = |
| 30 + 1 = | 40 + 6 = | 94 - 4 = | 30 + 1 = |
一年级下册 100以内数的认识（口算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 72 - 2 = 70 | 49 - 9 = 40 | 54 - 4 = 50 | 90 + 4 = 94 |
| 40 + 4 = 44 | 12 - 2 = 10 | 40 + 3 = 43 | 20 + 7 = 27 |
| 11 - 1 = 10 | 20 + 4 = 24 | 64 - 4 = 60 | 10 + 1 = 11 |
| 70 + 2 = 72 | 60 + 8 = 68 | 70 + 6 = 76 | 74 - 4 = 70 |
| 22 - 2 = 20 | 34 - 4 = 30 | 10 + 8 = 18 | 53 - 3 = 50 |
| 60 + 7 = 67 | 30 + 8 = 38 | 80 + 5 = 85 | 60 + 4 = 64 |
| 17 - 7 = 10 | 50 + 3 = 53 | 78 - 8 = 70 | 38 - 8 = 30 |
| 90 + 9 = 99 | 10 + 6 = 16 | 19 - 9 = 10 | 30 + 1 = 31 |
| 91 - 1 = 90 | 90 + 1 = 91 | 50 + 6 = 56 | 50 + 9 = 59 |
| 23 - 3 = 20 | 50 + 9 = 59 | 60 + 7 = 67 | 99 - 9 = 90 |
| 40 + 1 = 41 | 31 - 1 = 30 | 59 - 9 = 50 | 20 + 5 = 25 |
| 50 + 5 = 55 | 77 - 7 = 70 | 50 + 7 = 57 | 45 - 5 = 40 |
| 56 - 6 = 50 | 72 - 2 = 70 | 46 - 6 = 40 | 26 - 6 = 20 |
| 40 + 9 = 49 | 10 + 8 = 18 | 34 - 4 = 30 | 73 - 3 = 70 |
| 88 - 8 = 80 | 11 - 1 = 10 | 26 - 6 = 20 | 20 + 5 = 25 |
| 98 - 8 = 90 | 90 + 6 = 96 | 94 - 4 = 90 | 90 + 5 = 95 |
| 21 - 1 = 20 | 20 + 8 = 28 | 10 + 5 = 15 | 90 + 6 = 96 |
| 90 + 7 = 97 | 40 + 5 = 45 | 32 - 2 = 30 | 72 - 2 = 70 |
| 20 + 9 = 29 | 55 - 5 = 50 | 84 - 4 = 80 | 36 - 6 = 30 |
| 31 - 1 = 30 | 19 - 9 = 10 | 98 - 8 = 90 | 10 + 1 = 11 |
| 22 - 2 = 20 | 88 - 8 = 80 | 96 - 6 = 90 | 20 + 2 = 22 |
| 49 - 9 = 40 | 95 - 5 = 90 | 90 + 1 = 91 | 20 + 7 = 27 |
| 82 - 2 = 80 | 90 + 8 = 98 | 90 + 4 = 94 | 19 - 9 = 10 |
| 95 - 5 = 90 | 88 - 8 = 80 | 49 - 9 = 40 | 30 + 6 = 36 |
| 30 + 1 = 31 | 40 + 6 = 46 | 94 - 4 = 90 | 30 + 1 = 31 |