一年级下册 100以内数的认识（口算）
姓名：_______________
学号：_______________
用时：_______________
| 55 - 5 = | 80 + 1 = | 72 - 2 = | 20 + 7 = |
| 40 + 4 = | 70 + 1 = | 10 + 6 = | 70 + 1 = |
| 60 + 7 = | 70 + 6 = | 20 + 4 = | 40 + 4 = |
| 24 - 4 = | 40 + 3 = | 38 - 8 = | 80 + 3 = |
| 80 + 4 = | 82 - 2 = | 52 - 2 = | 60 + 2 = |
| 14 - 4 = | 80 + 3 = | 60 + 9 = | 70 + 5 = |
| 13 - 3 = | 93 - 3 = | 51 - 1 = | 57 - 7 = |
| 98 - 8 = | 65 - 5 = | 30 + 9 = | 20 + 4 = |
| 80 + 9 = | 20 + 8 = | 46 - 6 = | 69 - 9 = |
| 17 - 7 = | 20 + 6 = | 15 - 5 = | 86 - 6 = |
| 50 + 1 = | 30 + 7 = | 57 - 7 = | 50 + 5 = |
| 80 + 6 = | 70 + 4 = | 78 - 8 = | 99 - 9 = |
| 75 - 5 = | 80 + 3 = | 14 - 4 = | 29 - 9 = |
| 70 + 3 = | 10 + 2 = | 12 - 2 = | 30 + 5 = |
| 20 + 5 = | 40 + 5 = | 36 - 6 = | 70 + 7 = |
| 30 + 2 = | 96 - 6 = | 19 - 9 = | 70 + 7 = |
| 80 + 6 = | 57 - 7 = | 90 + 6 = | 37 - 7 = |
| 12 - 2 = | 43 - 3 = | 67 - 7 = | 93 - 3 = |
| 80 + 5 = | 60 + 7 = | 77 - 7 = | 80 + 7 = |
| 30 + 9 = | 61 - 1 = | 97 - 7 = | 28 - 8 = |
| 60 + 1 = | 36 - 6 = | 32 - 2 = | 63 - 3 = |
| 66 - 6 = | 45 - 5 = | 70 + 5 = | 70 + 3 = |
| 80 + 2 = | 88 - 8 = | 68 - 8 = | 78 - 8 = |
| 80 + 8 = | 30 + 1 = | 75 - 5 = | 97 - 7 = |
| 98 - 8 = | 55 - 5 = | 30 + 2 = | 70 + 9 = |
一年级下册 100以内数的认识（口算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 55 - 5 = 50 | 80 + 1 = 81 | 72 - 2 = 70 | 20 + 7 = 27 |
| 40 + 4 = 44 | 70 + 1 = 71 | 10 + 6 = 16 | 70 + 1 = 71 |
| 60 + 7 = 67 | 70 + 6 = 76 | 20 + 4 = 24 | 40 + 4 = 44 |
| 24 - 4 = 20 | 40 + 3 = 43 | 38 - 8 = 30 | 80 + 3 = 83 |
| 80 + 4 = 84 | 82 - 2 = 80 | 52 - 2 = 50 | 60 + 2 = 62 |
| 14 - 4 = 10 | 80 + 3 = 83 | 60 + 9 = 69 | 70 + 5 = 75 |
| 13 - 3 = 10 | 93 - 3 = 90 | 51 - 1 = 50 | 57 - 7 = 50 |
| 98 - 8 = 90 | 65 - 5 = 60 | 30 + 9 = 39 | 20 + 4 = 24 |
| 80 + 9 = 89 | 20 + 8 = 28 | 46 - 6 = 40 | 69 - 9 = 60 |
| 17 - 7 = 10 | 20 + 6 = 26 | 15 - 5 = 10 | 86 - 6 = 80 |
| 50 + 1 = 51 | 30 + 7 = 37 | 57 - 7 = 50 | 50 + 5 = 55 |
| 80 + 6 = 86 | 70 + 4 = 74 | 78 - 8 = 70 | 99 - 9 = 90 |
| 75 - 5 = 70 | 80 + 3 = 83 | 14 - 4 = 10 | 29 - 9 = 20 |
| 70 + 3 = 73 | 10 + 2 = 12 | 12 - 2 = 10 | 30 + 5 = 35 |
| 20 + 5 = 25 | 40 + 5 = 45 | 36 - 6 = 30 | 70 + 7 = 77 |
| 30 + 2 = 32 | 96 - 6 = 90 | 19 - 9 = 10 | 70 + 7 = 77 |
| 80 + 6 = 86 | 57 - 7 = 50 | 90 + 6 = 96 | 37 - 7 = 30 |
| 12 - 2 = 10 | 43 - 3 = 40 | 67 - 7 = 60 | 93 - 3 = 90 |
| 80 + 5 = 85 | 60 + 7 = 67 | 77 - 7 = 70 | 80 + 7 = 87 |
| 30 + 9 = 39 | 61 - 1 = 60 | 97 - 7 = 90 | 28 - 8 = 20 |
| 60 + 1 = 61 | 36 - 6 = 30 | 32 - 2 = 30 | 63 - 3 = 60 |
| 66 - 6 = 60 | 45 - 5 = 40 | 70 + 5 = 75 | 70 + 3 = 73 |
| 80 + 2 = 82 | 88 - 8 = 80 | 68 - 8 = 60 | 78 - 8 = 70 |
| 80 + 8 = 88 | 30 + 1 = 31 | 75 - 5 = 70 | 97 - 7 = 90 |
| 98 - 8 = 90 | 55 - 5 = 50 | 30 + 2 = 32 | 70 + 9 = 79 |