( )÷8=( )/( )=15:( )=0.75=( ):12=( )%

问题描述:

( )÷8=( )/( )=15:( )=0.75=( ):12=( )%

( 6)÷8=(3 )/( 4)=15:( 20)=0.75=(9 ):12=( 75)%