( )× 8分之1 =0.2 × ( ) = ( ) :3分之2 = 1

问题描述:

( )× 8分之1 =0.2 × ( ) = ( ) :3分之2 = 1

(8 )× 8分之1 =0.2 × (5 ) = (3分之2 ) :3分之2 = 1