简便计算:77÷44÷0.25
问题描述:
简便计算:77÷44÷0.25
答
77÷44÷0.25=7÷4÷0.25=7/16
答
77÷44÷0.25
=7×11÷(4×11)÷4分之1
=7×11÷4÷11×4
=7×(11÷11)×(4÷4)
=7