0.36*9.9=?怎么简便计算?

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0.36*9.9=?怎么简便计算?0.36*9.9=?怎么简便计算?0.36*9.9=?怎么简便计算?0.36*(10-0.1)=3.6-0.036=3.5640.39*10-0.39*0.1=3.8

0.36*9.9=?怎么简便计算?
0.36*9.9=?怎么简便计算?

0.36*9.9=?怎么简便计算?

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

0.39*10-0.39*0.1=3.861

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~~

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