14:( )=30分之( )=0.7=7除( )=70%
问题描述:
14:( )=30分之( )=0.7=7除( )=70%
答
14:(20 )=30分之(21 )=0.7=7除 以 (10 )=70%
14:( )=30分之( )=0.7=7除( )=70%
14:(20 )=30分之(21 )=0.7=7除 以 (10 )=70%