小东下午4:30放学,4:55到家,路上用了 分钟.
我会看图填空。( )×( )=( ) ( )÷( )=( )( )×( )=( ) ( )÷( )=( )口诀:______________
看图写一写,填一填。( )个( )算式:_________________(元)口诀:________________
看图填一填。( )×( )=( ) ( )÷( )=( )( )×( )=( ) ( )÷( )=( )口诀:______________
看图填空。算式:_________________口诀:_________________