5 加法 28 等于多少？
5 + 28 = 33
5加法28 等于 33
竖式演算
验算
- 用减法验算：33 − 28 = 5
- 用减法验算：33 − 5 = 28
相关题目
5 + 29 = 34
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5 + 25 = 30
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6 + 28 = 34
3 + 28 = 31
7 + 28 = 35
2 + 28 = 30
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2 + 31 = 33
3 + 30 = 33
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