67 加法 90 等于多少?
67 + 90 = 157
67加法90 等于 157
竖式演算
验算
- 用减法验算:157 − 90 = 67
- 用减法验算:157 − 67 = 90
相关题目
67 + 89 = 156
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66 + 90 = 156
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