解一道竖式( ).( )5x4.( )=3.( )( )=12.( )( )( )
问题描述:
解一道竖式( ).( )5x4.( )=3.( )( )=12.( )( )( )
( ).( )5
X 4.( )
_______
3( )( )
( )( )( )( )
________________
( )( ).( )( )( )
( ).( )5
X 4.( )
_______
3( )( )
( )( )( )( )
________________
1 2.( )( )( )
答
(3).(0)5
X 4 .(1)
_______
3 (0)(5)
(1)(2)(2)(0)
________________
1 2.(5)(0)(5)