80 加法 50 等于多少?
80 + 50 = 130
80加法50 等于 130
竖式演算
验算
- 用减法验算:130 − 50 = 80
- 用减法验算:130 − 80 = 50
相关题目
80 + 49 = 129
80 + 51 = 131
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80 + 53 = 133
80 + 46 = 126
80 + 54 = 134
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78 + 50 = 128
82 + 50 = 132
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30 + 100 = 130
31 + 99 = 130
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35 + 95 = 130
94 + 95 = 189
56 + 70 = 126
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34 + 6 = 40
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5 × 26 = 130
26 × 5 = 130