38.2X0.28+3·82X6·1+0·382x11用简便方法怎么计算

Question

如题所述

Answer 1

原式
=38.2x0.28+3.82x10x0.61+3.82x10x0.11
=38.2x0.28+38.2x0.61+38.2x0.11
=38.2x(0.28+0.61+0.11)
=38.2x1
=38.2本回答被提问者和网友采纳

Answer 2

原式=0.382*（28+61+11）=0.382*100=38.2