80 加法 2 等于多少？
80 + 2 = 82
80加法2 等于 82
竖式演算
验算
- 用减法验算：82 − 2 = 80
- 用减法验算：82 − 80 = 2
相关题目
80 + 1 = 81
80 + 3 = 83
80 + 4 = 84
80 + 5 = 85
80 + 6 = 86
80 + 7 = 87
80 + 8 = 88
80 + 9 = 89
79 + 2 = 81
81 + 2 = 83
78 + 2 = 80
82 + 2 = 84
83 + 2 = 85
77 + 2 = 79
84 + 2 = 86
76 + 2 = 78
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2 + 80 = 82
3 + 79 = 82
4 + 78 = 82
5 + 77 = 82
6 + 76 = 82
31 + 8 = 39
72 + 27 = 99
9 + 20 = 29
11 + 42 = 53
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16 + 51 = 67
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99 - 17 = 82