23 加法 6 等于多少？
23 + 6 = 29
23加法6 等于 29
竖式演算
验算
- 用减法验算：29 − 6 = 23
- 用减法验算：29 − 23 = 6
相关题目
23 + 5 = 28
23 + 7 = 30
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23 + 8 = 31
23 + 3 = 26
23 + 9 = 32
23 + 2 = 25
23 + 10 = 33
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24 + 6 = 30
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25 + 6 = 31
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