39 加法 72 等于多少?
39 + 72 = 111
39加法72 等于 111
竖式演算
验算
- 用减法验算:111 − 72 = 39
- 用减法验算:111 − 39 = 72
相关题目
39 + 71 = 110
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37 + 97 = 134
37 × 3 = 111
3 × 37 = 111