5.6除以0.75加4/3乘0.4简便计算

问题描述:

5.6除以0.75加4/3乘0.4简便计算

5.6除以0.75加4/3乘0.4
=5.6÷4分之3+3分之4*0.4
=5.6*3分之4+3分之4*0.4
=(5.6+0.4)*3分之4
=6*3分之4
=8