86 加法 18 等于多少？
86 + 18 = 104
86加法18 等于 104
竖式演算
验算
- 用减法验算：104 − 18 = 86
- 用减法验算：104 − 86 = 18
相关题目
86 + 17 = 103
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87 + 18 = 105
84 + 18 = 102
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4 × 26 = 104