＝1200
104×6+3×1＝7×(395+17)
-----------------------------------------------
===（184.1
-----------------------------------------------
104×6+3×1＝7×(395+17)
----复制到别的帖子里再点开就好了-------
5×(173+95)=0×628＝406
104×6+3×1＝7×(395+17)
-----------------------------------------------
===（184.1
-----------------------------------------------
104×6+3×1＝7×(395+17)
----复制到别的帖子里再点开就好了-------
5×(173+95)=0×628＝406
