一年级下册 100以内数的认识（口算）
姓名：_______________
学号：_______________
用时：_______________
| 40 + 5 = | 42 - 2 = | 20 + 4 = | 39 - 9 = |
| 70 + 9 = | 17 - 7 = | 27 - 7 = | 80 + 8 = |
| 18 - 8 = | 45 - 5 = | 90 + 6 = | 10 + 8 = |
| 59 - 9 = | 30 + 3 = | 19 - 9 = | 10 + 5 = |
| 89 - 9 = | 50 + 6 = | 13 - 3 = | 10 + 9 = |
| 60 + 7 = | 80 + 6 = | 20 + 8 = | 70 + 9 = |
| 70 + 5 = | 52 - 2 = | 80 + 1 = | 80 + 9 = |
| 72 - 2 = | 85 - 5 = | 99 - 9 = | 75 - 5 = |
| 42 - 2 = | 75 - 5 = | 20 + 4 = | 58 - 8 = |
| 95 - 5 = | 15 - 5 = | 48 - 8 = | 81 - 1 = |
| 27 - 7 = | 28 - 8 = | 90 + 4 = | 20 + 4 = |
| 53 - 3 = | 28 - 8 = | 40 + 9 = | 50 + 3 = |
| 77 - 7 = | 90 + 5 = | 18 - 8 = | 10 + 2 = |
| 70 + 8 = | 84 - 4 = | 77 - 7 = | 65 - 5 = |
| 20 + 6 = | 40 + 5 = | 70 + 4 = | 90 + 7 = |
| 10 + 7 = | 70 + 4 = | 90 + 4 = | 90 + 2 = |
| 20 + 2 = | 60 + 1 = | 30 + 4 = | 20 + 1 = |
| 66 - 6 = | 84 - 4 = | 12 - 2 = | 20 + 8 = |
| 48 - 8 = | 20 + 1 = | 10 + 8 = | 50 + 7 = |
| 32 - 2 = | 65 - 5 = | 59 - 9 = | 40 + 1 = |
| 40 + 2 = | 66 - 6 = | 92 - 2 = | 70 + 3 = |
| 62 - 2 = | 62 - 2 = | 80 + 7 = | 83 - 3 = |
| 70 + 6 = | 32 - 2 = | 22 - 2 = | 10 + 3 = |
| 42 - 2 = | 62 - 2 = | 90 + 4 = | 30 + 7 = |
| 33 - 3 = | 53 - 3 = | 90 + 8 = | 20 + 8 = |
一年级下册 100以内数的认识（口算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 40 + 5 = 45 | 42 - 2 = 40 | 20 + 4 = 24 | 39 - 9 = 30 |
| 70 + 9 = 79 | 17 - 7 = 10 | 27 - 7 = 20 | 80 + 8 = 88 |
| 18 - 8 = 10 | 45 - 5 = 40 | 90 + 6 = 96 | 10 + 8 = 18 |
| 59 - 9 = 50 | 30 + 3 = 33 | 19 - 9 = 10 | 10 + 5 = 15 |
| 89 - 9 = 80 | 50 + 6 = 56 | 13 - 3 = 10 | 10 + 9 = 19 |
| 60 + 7 = 67 | 80 + 6 = 86 | 20 + 8 = 28 | 70 + 9 = 79 |
| 70 + 5 = 75 | 52 - 2 = 50 | 80 + 1 = 81 | 80 + 9 = 89 |
| 72 - 2 = 70 | 85 - 5 = 80 | 99 - 9 = 90 | 75 - 5 = 70 |
| 42 - 2 = 40 | 75 - 5 = 70 | 20 + 4 = 24 | 58 - 8 = 50 |
| 95 - 5 = 90 | 15 - 5 = 10 | 48 - 8 = 40 | 81 - 1 = 80 |
| 27 - 7 = 20 | 28 - 8 = 20 | 90 + 4 = 94 | 20 + 4 = 24 |
| 53 - 3 = 50 | 28 - 8 = 20 | 40 + 9 = 49 | 50 + 3 = 53 |
| 77 - 7 = 70 | 90 + 5 = 95 | 18 - 8 = 10 | 10 + 2 = 12 |
| 70 + 8 = 78 | 84 - 4 = 80 | 77 - 7 = 70 | 65 - 5 = 60 |
| 20 + 6 = 26 | 40 + 5 = 45 | 70 + 4 = 74 | 90 + 7 = 97 |
| 10 + 7 = 17 | 70 + 4 = 74 | 90 + 4 = 94 | 90 + 2 = 92 |
| 20 + 2 = 22 | 60 + 1 = 61 | 30 + 4 = 34 | 20 + 1 = 21 |
| 66 - 6 = 60 | 84 - 4 = 80 | 12 - 2 = 10 | 20 + 8 = 28 |
| 48 - 8 = 40 | 20 + 1 = 21 | 10 + 8 = 18 | 50 + 7 = 57 |
| 32 - 2 = 30 | 65 - 5 = 60 | 59 - 9 = 50 | 40 + 1 = 41 |
| 40 + 2 = 42 | 66 - 6 = 60 | 92 - 2 = 90 | 70 + 3 = 73 |
| 62 - 2 = 60 | 62 - 2 = 60 | 80 + 7 = 87 | 83 - 3 = 80 |
| 70 + 6 = 76 | 32 - 2 = 30 | 22 - 2 = 20 | 10 + 3 = 13 |
| 42 - 2 = 40 | 62 - 2 = 60 | 90 + 4 = 94 | 30 + 7 = 37 |
| 33 - 3 = 30 | 53 - 3 = 50 | 90 + 8 = 98 | 20 + 8 = 28 |