86 加法 34 等于多少？
86 + 34 = 120
86加法34 等于 120
竖式演算
验算
- 用减法验算：120 − 34 = 86
- 用减法验算：120 − 86 = 34
相关题目
86 + 33 = 119
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85 + 34 = 119
87 + 34 = 121
84 + 34 = 118
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