14.4除以0.18+14.4除以0.32如何运用简便算法

14.4除以0.18+14.4除以0.32如何运用简便算法14.4除以0.18+14.4除以0.32如何运用简便算法14.4除以0.18+14.4除以0.32如何运用简便算法14.4÷0.18+14.

14.4除以0.18+14.4除以0.32如何运用简便算法
14.4除以0.18+14.4除以0.32如何运用简便算法

14.4除以0.18+14.4除以0.32如何运用简便算法
14.4÷0.18+14.4÷0.32
=14.4*(100/18+100/32)
=14.4*100*(1/18+1/32)
=14.4*100*(25/288)
=1440/288*25
=5*25
=125

14.4÷0.18+14.4÷0.32
=14.4÷9/50+14.4÷8/25
=14.4*50/9+14.4*25/8
=14.4*50/9+14.4*25/8
=1.6*50+25*1.8
=80+45
=125

14.4除(0.18+0.32)