4 加法 78 等于多少？
4 + 78 = 82
4加法78 等于 82
竖式演算
验算
- 用减法验算：82 − 78 = 4
- 用减法验算：82 − 4 = 78
相关题目
4 + 77 = 81
4 + 79 = 83
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4 + 80 = 84
4 + 75 = 79
4 + 81 = 85
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4 + 82 = 86
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5 + 78 = 83
2 + 78 = 80
6 + 78 = 84
1 + 78 = 79
7 + 78 = 85
8 + 78 = 86
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2 + 80 = 82
3 + 79 = 82
5 + 77 = 82
6 + 76 = 82
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88 - 6 = 82