一年级下册 100以内数的认识（口算）
姓名：_______________
学号：_______________
用时：_______________
| 64 - 4 = | 90 + 5 = | 50 + 7 = | 20 + 8 = |
| 77 - 7 = | 40 + 1 = | 93 - 3 = | 77 - 7 = |
| 14 - 4 = | 60 + 9 = | 50 + 9 = | 70 + 7 = |
| 80 + 5 = | 80 + 4 = | 40 + 8 = | 73 - 3 = |
| 52 - 2 = | 90 + 3 = | 85 - 5 = | 70 + 6 = |
| 60 + 1 = | 98 - 8 = | 35 - 5 = | 90 + 8 = |
| 20 + 4 = | 66 - 6 = | 49 - 9 = | 20 + 5 = |
| 63 - 3 = | 40 + 3 = | 41 - 1 = | 60 + 6 = |
| 70 + 4 = | 50 + 6 = | 55 - 5 = | 50 + 6 = |
| 20 + 7 = | 66 - 6 = | 63 - 3 = | 15 - 5 = |
| 11 - 1 = | 20 + 5 = | 22 - 2 = | 90 + 6 = |
| 27 - 7 = | 37 - 7 = | 79 - 9 = | 43 - 3 = |
| 40 + 3 = | 80 + 9 = | 26 - 6 = | 20 + 1 = |
| 44 - 4 = | 91 - 1 = | 56 - 6 = | 89 - 9 = |
| 83 - 3 = | 20 + 5 = | 60 + 1 = | 59 - 9 = |
| 80 + 5 = | 11 - 1 = | 96 - 6 = | 49 - 9 = |
| 60 + 7 = | 81 - 1 = | 70 + 2 = | 73 - 3 = |
| 95 - 5 = | 70 + 2 = | 10 + 8 = | 30 + 4 = |
| 86 - 6 = | 84 - 4 = | 80 + 6 = | 27 - 7 = |
| 50 + 2 = | 85 - 5 = | 90 + 7 = | 31 - 1 = |
| 23 - 3 = | 18 - 8 = | 17 - 7 = | 93 - 3 = |
| 40 + 8 = | 90 + 3 = | 17 - 7 = | 60 + 3 = |
| 89 - 9 = | 10 + 7 = | 50 + 9 = | 61 - 1 = |
| 80 + 6 = | 30 + 2 = | 91 - 1 = | 30 + 7 = |
| 30 + 1 = | 39 - 9 = | 70 + 7 = | 21 - 1 = |
一年级下册 100以内数的认识（口算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 64 - 4 = 60 | 90 + 5 = 95 | 50 + 7 = 57 | 20 + 8 = 28 |
| 77 - 7 = 70 | 40 + 1 = 41 | 93 - 3 = 90 | 77 - 7 = 70 |
| 14 - 4 = 10 | 60 + 9 = 69 | 50 + 9 = 59 | 70 + 7 = 77 |
| 80 + 5 = 85 | 80 + 4 = 84 | 40 + 8 = 48 | 73 - 3 = 70 |
| 52 - 2 = 50 | 90 + 3 = 93 | 85 - 5 = 80 | 70 + 6 = 76 |
| 60 + 1 = 61 | 98 - 8 = 90 | 35 - 5 = 30 | 90 + 8 = 98 |
| 20 + 4 = 24 | 66 - 6 = 60 | 49 - 9 = 40 | 20 + 5 = 25 |
| 63 - 3 = 60 | 40 + 3 = 43 | 41 - 1 = 40 | 60 + 6 = 66 |
| 70 + 4 = 74 | 50 + 6 = 56 | 55 - 5 = 50 | 50 + 6 = 56 |
| 20 + 7 = 27 | 66 - 6 = 60 | 63 - 3 = 60 | 15 - 5 = 10 |
| 11 - 1 = 10 | 20 + 5 = 25 | 22 - 2 = 20 | 90 + 6 = 96 |
| 27 - 7 = 20 | 37 - 7 = 30 | 79 - 9 = 70 | 43 - 3 = 40 |
| 40 + 3 = 43 | 80 + 9 = 89 | 26 - 6 = 20 | 20 + 1 = 21 |
| 44 - 4 = 40 | 91 - 1 = 90 | 56 - 6 = 50 | 89 - 9 = 80 |
| 83 - 3 = 80 | 20 + 5 = 25 | 60 + 1 = 61 | 59 - 9 = 50 |
| 80 + 5 = 85 | 11 - 1 = 10 | 96 - 6 = 90 | 49 - 9 = 40 |
| 60 + 7 = 67 | 81 - 1 = 80 | 70 + 2 = 72 | 73 - 3 = 70 |
| 95 - 5 = 90 | 70 + 2 = 72 | 10 + 8 = 18 | 30 + 4 = 34 |
| 86 - 6 = 80 | 84 - 4 = 80 | 80 + 6 = 86 | 27 - 7 = 20 |
| 50 + 2 = 52 | 85 - 5 = 80 | 90 + 7 = 97 | 31 - 1 = 30 |
| 23 - 3 = 20 | 18 - 8 = 10 | 17 - 7 = 10 | 93 - 3 = 90 |
| 40 + 8 = 48 | 90 + 3 = 93 | 17 - 7 = 10 | 60 + 3 = 63 |
| 89 - 9 = 80 | 10 + 7 = 17 | 50 + 9 = 59 | 61 - 1 = 60 |
| 80 + 6 = 86 | 30 + 2 = 32 | 91 - 1 = 90 | 30 + 7 = 37 |
| 30 + 1 = 31 | 39 - 9 = 30 | 70 + 7 = 77 | 21 - 1 = 20 |