78 加法 41 等于多少？
78 + 41 = 119
78加法41 等于 119
竖式演算
验算
- 用减法验算：119 − 41 = 78
- 用减法验算：119 − 78 = 41
相关题目
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77 + 41 = 118
79 + 41 = 120
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7 × 17 = 119