一年级下册 100以内数的认识（口算）
姓名：_______________
学号：_______________
用时：_______________
| 41 - 1 = | 42 - 2 = | 48 - 8 = | 15 - 5 = |
| 32 - 2 = | 37 - 7 = | 40 + 5 = | 10 + 6 = |
| 80 + 1 = | 80 + 4 = | 50 + 3 = | 61 - 1 = |
| 40 + 4 = | 37 - 7 = | 26 - 6 = | 30 + 3 = |
| 24 - 4 = | 62 - 2 = | 56 - 6 = | 91 - 1 = |
| 30 + 6 = | 68 - 8 = | 61 - 1 = | 31 - 1 = |
| 61 - 1 = | 95 - 5 = | 30 + 5 = | 57 - 7 = |
| 28 - 8 = | 73 - 3 = | 31 - 1 = | 20 + 6 = |
| 20 + 1 = | 88 - 8 = | 36 - 6 = | 30 + 1 = |
| 45 - 5 = | 80 + 8 = | 70 + 3 = | 45 - 5 = |
| 60 + 8 = | 75 - 5 = | 20 + 8 = | 50 + 2 = |
| 20 + 2 = | 44 - 4 = | 60 + 5 = | 10 + 8 = |
| 40 + 5 = | 52 - 2 = | 53 - 3 = | 81 - 1 = |
| 15 - 5 = | 80 + 1 = | 58 - 8 = | 80 + 3 = |
| 78 - 8 = | 29 - 9 = | 19 - 9 = | 69 - 9 = |
| 20 + 5 = | 20 + 4 = | 77 - 7 = | 46 - 6 = |
| 60 + 2 = | 33 - 3 = | 90 + 8 = | 34 - 4 = |
| 20 + 9 = | 40 + 5 = | 63 - 3 = | 90 + 8 = |
| 80 + 4 = | 10 + 1 = | 20 + 9 = | 68 - 8 = |
| 40 + 7 = | 90 + 7 = | 80 + 5 = | 64 - 4 = |
| 80 + 7 = | 60 + 2 = | 74 - 4 = | 86 - 6 = |
| 23 - 3 = | 80 + 1 = | 59 - 9 = | 68 - 8 = |
| 10 + 7 = | 95 - 5 = | 99 - 9 = | 75 - 5 = |
| 49 - 9 = | 92 - 2 = | 60 + 4 = | 14 - 4 = |
| 80 + 1 = | 30 + 7 = | 10 + 8 = | 57 - 7 = |
一年级下册 100以内数的认识（口算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 41 - 1 = 40 | 42 - 2 = 40 | 48 - 8 = 40 | 15 - 5 = 10 |
| 32 - 2 = 30 | 37 - 7 = 30 | 40 + 5 = 45 | 10 + 6 = 16 |
| 80 + 1 = 81 | 80 + 4 = 84 | 50 + 3 = 53 | 61 - 1 = 60 |
| 40 + 4 = 44 | 37 - 7 = 30 | 26 - 6 = 20 | 30 + 3 = 33 |
| 24 - 4 = 20 | 62 - 2 = 60 | 56 - 6 = 50 | 91 - 1 = 90 |
| 30 + 6 = 36 | 68 - 8 = 60 | 61 - 1 = 60 | 31 - 1 = 30 |
| 61 - 1 = 60 | 95 - 5 = 90 | 30 + 5 = 35 | 57 - 7 = 50 |
| 28 - 8 = 20 | 73 - 3 = 70 | 31 - 1 = 30 | 20 + 6 = 26 |
| 20 + 1 = 21 | 88 - 8 = 80 | 36 - 6 = 30 | 30 + 1 = 31 |
| 45 - 5 = 40 | 80 + 8 = 88 | 70 + 3 = 73 | 45 - 5 = 40 |
| 60 + 8 = 68 | 75 - 5 = 70 | 20 + 8 = 28 | 50 + 2 = 52 |
| 20 + 2 = 22 | 44 - 4 = 40 | 60 + 5 = 65 | 10 + 8 = 18 |
| 40 + 5 = 45 | 52 - 2 = 50 | 53 - 3 = 50 | 81 - 1 = 80 |
| 15 - 5 = 10 | 80 + 1 = 81 | 58 - 8 = 50 | 80 + 3 = 83 |
| 78 - 8 = 70 | 29 - 9 = 20 | 19 - 9 = 10 | 69 - 9 = 60 |
| 20 + 5 = 25 | 20 + 4 = 24 | 77 - 7 = 70 | 46 - 6 = 40 |
| 60 + 2 = 62 | 33 - 3 = 30 | 90 + 8 = 98 | 34 - 4 = 30 |
| 20 + 9 = 29 | 40 + 5 = 45 | 63 - 3 = 60 | 90 + 8 = 98 |
| 80 + 4 = 84 | 10 + 1 = 11 | 20 + 9 = 29 | 68 - 8 = 60 |
| 40 + 7 = 47 | 90 + 7 = 97 | 80 + 5 = 85 | 64 - 4 = 60 |
| 80 + 7 = 87 | 60 + 2 = 62 | 74 - 4 = 70 | 86 - 6 = 80 |
| 23 - 3 = 20 | 80 + 1 = 81 | 59 - 9 = 50 | 68 - 8 = 60 |
| 10 + 7 = 17 | 95 - 5 = 90 | 99 - 9 = 90 | 75 - 5 = 70 |
| 49 - 9 = 40 | 92 - 2 = 90 | 60 + 4 = 64 | 14 - 4 = 10 |
| 80 + 1 = 81 | 30 + 7 = 37 | 10 + 8 = 18 | 57 - 7 = 50 |