50 加法 74 等于多少？
50 + 74 = 124
50加法74 等于 124
竖式演算
验算
- 用减法验算：124 − 74 = 50
- 用减法验算：124 − 50 = 74
相关题目
50 + 73 = 123
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49 + 74 = 123
51 + 74 = 125
48 + 74 = 122
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25 + 99 = 124
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31 × 4 = 124
4 × 31 = 124