( )×2=24( )×4=24( )×8=24
把下面的分数约分,是假分数的化成整数或带分数.= = = = .
假分数与带分数的互化. 3= = = .
把下面的假分数化成带分数或整数.(1)= (2)= (3)= (4)= .
把带分数化成假分数3= ;7= ;5= .
把下列的假分数化成整数或带分数.= . = . = .