5.4×0.15÷0.2+4.6×0.15
问题描述：
5.4×0.15÷0.2+4.6×0.15
答
5.4×0.15÷0.2+4.6×0.15
=27*0.15+4.6*0.15
=(27+4.6)*0.15
=31.6*0.15
=4.74