1 乘法 23 等于多少?
1 × 23 = 23
1乘法23 等于 23
竖式演算
验算
- 用除法验算:23 ÷ 23 = 1
- 用除法验算:23 ÷ 1 = 23
相关题目
1 × 22 = 22
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1 × 20 = 20
1 × 26 = 26
1 × 19 = 19
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