70 加法 1 等于多少？
70 + 1 = 71
70加法1 等于 71
竖式演算
验算
- 用减法验算：71 − 1 = 70
- 用减法验算：71 − 70 = 1
相关题目
70 + 2 = 72
70 + 3 = 73
70 + 4 = 74
70 + 5 = 75
70 + 6 = 76
70 + 7 = 77
70 + 8 = 78
70 + 9 = 79
69 + 1 = 70
71 + 1 = 72
68 + 1 = 69
72 + 1 = 73
67 + 1 = 68
73 + 1 = 74
74 + 1 = 75
66 + 1 = 67
1 + 70 = 71
2 + 69 = 71
3 + 68 = 71
4 + 67 = 71
5 + 66 = 71
6 + 65 = 71
32 + 35 = 67
11 + 31 = 42
23 + 25 = 48
63 + 36 = 99
2 + 1 = 3
25 + 61 = 86
87 - 16 = 71
94 - 23 = 71