0.36*9.9=?怎么简便计算?

日期:2022-02-13 23:45:17 人气:1

0.36*9.9=?怎么简便计算?

0.36*9.9
=0.36*(10-0.1)
=0.36*10-0.36*0.1
=3.6-0.036
=3.564

其实用计算器最简单~~
    A+
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