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2100÷12算数怎么算

2025-03-15 02:24:36

推荐回答（1个）

回答1：

2100÷12=175。
竖式计算是指在计算过程中列一道竖式计算，使计算简便。加法计算时相同数位对齐，若和超过10，则向前进1。减法计算时相同数位对齐，若不够减，则向前一位借1当10。乘法时一个数的第i位乘上另一个数的第j位就应加在积的第i+j-1位上。除法如42除以7。从4开始除〔从高位到低位〕。

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