( )×( )=( ) ( )÷( )=( ) ( )÷( )=( )
( )×( )=( )( )÷( )=( )( )÷( )=( )
(1)
(2)
加法算式:___________乘法算式:___________
(3)
(4)
列式:____________列式:____________
列式:____________
( )+( )=( )(只)( )×( )=( )(只)
( )+( )+( )+( )+( )=( )(枝)( )×( )=( )枝