Question

(2целых 1/3* 1цел1/7*1цел1/5)/(3цел3/5* 4цел2/3*6цел5/7)=? напишите подробное решение

Answer 1

(7/3х8/7х6/5):(18/5х14/3х47/7)=4/141
7/3х8/7=56/21х6/5=112/35=16/5
18/5х14/3=84/5х47/7=564/5
16/5:564/5=16/х5/564=4/141