一年级下册 100以内数的认识（口算）
姓名：_______________
学号：_______________
用时：_______________
| 80 + 1 = | 60 + 8 = | 90 + 4 = | 50 + 3 = |
| 62 - 2 = | 70 + 6 = | 50 + 7 = | 60 + 6 = |
| 10 + 4 = | 55 - 5 = | 31 - 1 = | 39 - 9 = |
| 12 - 2 = | 25 - 5 = | 20 + 3 = | 43 - 3 = |
| 70 + 1 = | 40 + 7 = | 50 + 3 = | 80 + 3 = |
| 42 - 2 = | 15 - 5 = | 70 + 3 = | 10 + 6 = |
| 45 - 5 = | 70 + 5 = | 23 - 3 = | 71 - 1 = |
| 27 - 7 = | 40 + 3 = | 90 + 7 = | 84 - 4 = |
| 90 + 7 = | 20 + 4 = | 98 - 8 = | 20 + 5 = |
| 75 - 5 = | 63 - 3 = | 63 - 3 = | 11 - 1 = |
| 35 - 5 = | 80 + 5 = | 98 - 8 = | 50 + 4 = |
| 90 + 3 = | 30 + 1 = | 43 - 3 = | 68 - 8 = |
| 60 + 8 = | 15 - 5 = | 31 - 1 = | 20 + 4 = |
| 50 + 5 = | 20 + 3 = | 52 - 2 = | 53 - 3 = |
| 20 + 3 = | 20 + 2 = | 30 + 6 = | 84 - 4 = |
| 98 - 8 = | 70 + 8 = | 33 - 3 = | 50 + 1 = |
| 10 + 2 = | 84 - 4 = | 87 - 7 = | 60 + 7 = |
| 70 + 5 = | 40 + 5 = | 20 + 7 = | 79 - 9 = |
| 60 + 9 = | 20 + 1 = | 39 - 9 = | 13 - 3 = |
| 10 + 3 = | 67 - 7 = | 83 - 3 = | 66 - 6 = |
| 61 - 1 = | 50 + 9 = | 17 - 7 = | 30 + 8 = |
| 20 + 8 = | 70 + 3 = | 33 - 3 = | 80 + 5 = |
| 91 - 1 = | 50 + 9 = | 77 - 7 = | 10 + 3 = |
| 60 + 3 = | 40 + 7 = | 63 - 3 = | 10 + 2 = |
| 20 + 9 = | 70 + 4 = | 20 + 2 = | 40 + 8 = |
一年级下册 100以内数的认识（口算）（答案）
姓名：_______________
学号：_______________
用时：_______________
| 80 + 1 = 81 | 60 + 8 = 68 | 90 + 4 = 94 | 50 + 3 = 53 |
| 62 - 2 = 60 | 70 + 6 = 76 | 50 + 7 = 57 | 60 + 6 = 66 |
| 10 + 4 = 14 | 55 - 5 = 50 | 31 - 1 = 30 | 39 - 9 = 30 |
| 12 - 2 = 10 | 25 - 5 = 20 | 20 + 3 = 23 | 43 - 3 = 40 |
| 70 + 1 = 71 | 40 + 7 = 47 | 50 + 3 = 53 | 80 + 3 = 83 |
| 42 - 2 = 40 | 15 - 5 = 10 | 70 + 3 = 73 | 10 + 6 = 16 |
| 45 - 5 = 40 | 70 + 5 = 75 | 23 - 3 = 20 | 71 - 1 = 70 |
| 27 - 7 = 20 | 40 + 3 = 43 | 90 + 7 = 97 | 84 - 4 = 80 |
| 90 + 7 = 97 | 20 + 4 = 24 | 98 - 8 = 90 | 20 + 5 = 25 |
| 75 - 5 = 70 | 63 - 3 = 60 | 63 - 3 = 60 | 11 - 1 = 10 |
| 35 - 5 = 30 | 80 + 5 = 85 | 98 - 8 = 90 | 50 + 4 = 54 |
| 90 + 3 = 93 | 30 + 1 = 31 | 43 - 3 = 40 | 68 - 8 = 60 |
| 60 + 8 = 68 | 15 - 5 = 10 | 31 - 1 = 30 | 20 + 4 = 24 |
| 50 + 5 = 55 | 20 + 3 = 23 | 52 - 2 = 50 | 53 - 3 = 50 |
| 20 + 3 = 23 | 20 + 2 = 22 | 30 + 6 = 36 | 84 - 4 = 80 |
| 98 - 8 = 90 | 70 + 8 = 78 | 33 - 3 = 30 | 50 + 1 = 51 |
| 10 + 2 = 12 | 84 - 4 = 80 | 87 - 7 = 80 | 60 + 7 = 67 |
| 70 + 5 = 75 | 40 + 5 = 45 | 20 + 7 = 27 | 79 - 9 = 70 |
| 60 + 9 = 69 | 20 + 1 = 21 | 39 - 9 = 30 | 13 - 3 = 10 |
| 10 + 3 = 13 | 67 - 7 = 60 | 83 - 3 = 80 | 66 - 6 = 60 |
| 61 - 1 = 60 | 50 + 9 = 59 | 17 - 7 = 10 | 30 + 8 = 38 |
| 20 + 8 = 28 | 70 + 3 = 73 | 33 - 3 = 30 | 80 + 5 = 85 |
| 91 - 1 = 90 | 50 + 9 = 59 | 77 - 7 = 70 | 10 + 3 = 13 |
| 60 + 3 = 63 | 40 + 7 = 47 | 63 - 3 = 60 | 10 + 2 = 12 |
| 20 + 9 = 29 | 70 + 4 = 74 | 20 + 2 = 22 | 40 + 8 = 48 |