(7/45+7/30+4/5):(2-1/3-1/2)=?

(7/45+7/30+4/5):(2-1/3-1/2)= =(14/90+21/90+72/90):(12/6-2/6-3/6)= =107/90:7/6=(107*6):(90*7)=642/630=1 2/105