82 加法 7 等于多少？
82 + 7 = 89
82加法7 等于 89
竖式演算
验算
- 用减法验算：89 − 7 = 82
- 用减法验算：89 − 82 = 7
相关题目
82 + 6 = 88
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82 + 11 = 93
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80 + 7 = 87
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2 + 87 = 89
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1 + 43 = 44
55 + 24 = 79
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