1/( )=4/( )=0.25=( )/12=( )/12=6/( )

问题描述:

1/( )=4/( )=0.25=( )/12=( )/12=6/( )

1/(4)=4/(16)=0.25=(3)/12=(3)/12=6/(24) 去算算是不是,能解决吗?