四分之三乘以( )=( )乘以6=1乘以( )=八分之九乘以( )=( )乘以( )=1

问题描述:

四分之三乘以( )=( )乘以6=1乘以( )=八分之九乘以( )=( )乘以( )=1

四分之三乘以(三分之四 )=(6分之1 )乘以6=1乘以(1 )=八分之九乘以(九分之八 )=(2分之1 )乘以(2 )=1