64 加法 73 等于多少？
64 + 73 = 137
64加法73 等于 137
竖式演算
验算
- 用减法验算：137 − 73 = 64
- 用减法验算：137 − 64 = 73
相关题目
64 + 74 = 138
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38 + 99 = 137
39 + 98 = 137
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9 + 2 = 11
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1 + 70 = 71