数字迷( ).( ) ( )* 1 ( ) 7------------------------3 ( ) ( ) ( )( ) ( ) 6------------------------( ) .8 7 ( ) ( )

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数字迷
( ).( ) ( )
* 1 ( ) 7
------------------------
3 ( ) ( ) ( )
( ) ( ) 6
------------------------
( ) .8 7 ( ) ( )

(4 ).(5 ) ( 6)
* 1 .( 0) 7
------------------------
3 (1 ) (9 ) ( 2)
( 4) ( 5) 6
------------------------
( 4) .8 7 (9 ) (2 )

4.56×1.07=4.8792