(3.72*4+3.72+3.72*3)*12.5怎么简便运算
问题描述:
(3.72*4+3.72+3.72*3)*12.5怎么简便运算
答
(3.72*4+3.72+3.72*3)*12.5
=3.75*(4+1+3)*12.5
=3.75*(8*12.5)
=3.75*100
=375