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笔算乘法时,乘到哪一位数满几十,要向什么进几
更新时间: 2021-01-07 08:22:09  

1、笔算乘法,相同数位对齐,从个位乘起,乘到哪一位满几十就要向上一位进几.

2、故答案为:上一位.

3、第一个空:上一位

4、第二个空:几

5、笔算乘法,相同数位对齐,从个位乘起,乘到哪一位满几十就要向上一位进几

关键词: 笔算 乘法 位数 什么

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