一年级下册 100以内数的认识（口算）
姓名：_______________
学号：_______________
用时：_______________
| 40 + 8 = | 20 + 1 = | 60 + 2 = | 85 - 5 = |
| 30 + 7 = | 48 - 8 = | 94 - 4 = | 84 - 4 = |
| 20 + 5 = | 60 + 2 = | 29 - 9 = | 82 - 2 = |
| 70 + 1 = | 21 - 1 = | 78 - 8 = | 40 + 4 = |
| 81 - 1 = | 90 + 4 = | 90 + 3 = | 17 - 7 = |
| 10 + 4 = | 43 - 3 = | 76 - 6 = | 21 - 1 = |
| 11 - 1 = | 91 - 1 = | 14 - 4 = | 51 - 1 = |
| 31 - 1 = | 98 - 8 = | 37 - 7 = | 34 - 4 = |
| 10 + 7 = | 91 - 1 = | 40 + 5 = | 97 - 7 = |
| 70 + 4 = | 92 - 2 = | 53 - 3 = | 51 - 1 = |
| 15 - 5 = | 20 + 6 = | 87 - 7 = | 89 - 9 = |
| 64 - 4 = | 66 - 6 = | 19 - 9 = | 90 + 3 = |
| 15 - 5 = | 80 + 8 = | 49 - 9 = | 16 - 6 = |
| 40 + 9 = | 70 + 5 = | 84 - 4 = | 90 + 8 = |
| 70 + 2 = | 70 + 8 = | 10 + 6 = | 90 + 3 = |
| 83 - 3 = | 52 - 2 = | 63 - 3 = | 95 - 5 = |
| 30 + 2 = | 10 + 9 = | 10 + 6 = | 24 - 4 = |
| 70 + 3 = | 90 + 1 = | 29 - 9 = | 30 + 9 = |
| 80 + 1 = | 51 - 1 = | 71 - 1 = | 86 - 6 = |
| 82 - 2 = | 29 - 9 = | 20 + 8 = | 30 + 3 = |
| 64 - 4 = | 55 - 5 = | 72 - 2 = | 50 + 8 = |
| 95 - 5 = | 15 - 5 = | 30 + 3 = | 93 - 3 = |
| 80 + 4 = | 58 - 8 = | 24 - 4 = | 70 + 7 = |
| 83 - 3 = | 13 - 3 = | 30 + 8 = | 98 - 8 = |
| 80 + 7 = | 90 + 1 = | 50 + 7 = | 30 + 6 = |
一年级下册 100以内数的认识（口算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 40 + 8 = 48 | 20 + 1 = 21 | 60 + 2 = 62 | 85 - 5 = 80 |
| 30 + 7 = 37 | 48 - 8 = 40 | 94 - 4 = 90 | 84 - 4 = 80 |
| 20 + 5 = 25 | 60 + 2 = 62 | 29 - 9 = 20 | 82 - 2 = 80 |
| 70 + 1 = 71 | 21 - 1 = 20 | 78 - 8 = 70 | 40 + 4 = 44 |
| 81 - 1 = 80 | 90 + 4 = 94 | 90 + 3 = 93 | 17 - 7 = 10 |
| 10 + 4 = 14 | 43 - 3 = 40 | 76 - 6 = 70 | 21 - 1 = 20 |
| 11 - 1 = 10 | 91 - 1 = 90 | 14 - 4 = 10 | 51 - 1 = 50 |
| 31 - 1 = 30 | 98 - 8 = 90 | 37 - 7 = 30 | 34 - 4 = 30 |
| 10 + 7 = 17 | 91 - 1 = 90 | 40 + 5 = 45 | 97 - 7 = 90 |
| 70 + 4 = 74 | 92 - 2 = 90 | 53 - 3 = 50 | 51 - 1 = 50 |
| 15 - 5 = 10 | 20 + 6 = 26 | 87 - 7 = 80 | 89 - 9 = 80 |
| 64 - 4 = 60 | 66 - 6 = 60 | 19 - 9 = 10 | 90 + 3 = 93 |
| 15 - 5 = 10 | 80 + 8 = 88 | 49 - 9 = 40 | 16 - 6 = 10 |
| 40 + 9 = 49 | 70 + 5 = 75 | 84 - 4 = 80 | 90 + 8 = 98 |
| 70 + 2 = 72 | 70 + 8 = 78 | 10 + 6 = 16 | 90 + 3 = 93 |
| 83 - 3 = 80 | 52 - 2 = 50 | 63 - 3 = 60 | 95 - 5 = 90 |
| 30 + 2 = 32 | 10 + 9 = 19 | 10 + 6 = 16 | 24 - 4 = 20 |
| 70 + 3 = 73 | 90 + 1 = 91 | 29 - 9 = 20 | 30 + 9 = 39 |
| 80 + 1 = 81 | 51 - 1 = 50 | 71 - 1 = 70 | 86 - 6 = 80 |
| 82 - 2 = 80 | 29 - 9 = 20 | 20 + 8 = 28 | 30 + 3 = 33 |
| 64 - 4 = 60 | 55 - 5 = 50 | 72 - 2 = 70 | 50 + 8 = 58 |
| 95 - 5 = 90 | 15 - 5 = 10 | 30 + 3 = 33 | 93 - 3 = 90 |
| 80 + 4 = 84 | 58 - 8 = 50 | 24 - 4 = 20 | 70 + 7 = 77 |
| 83 - 3 = 80 | 13 - 3 = 10 | 30 + 8 = 38 | 98 - 8 = 90 |
| 80 + 7 = 87 | 90 + 1 = 91 | 50 + 7 = 57 | 30 + 6 = 36 |