Question

Expressões em forma de fração irredutível 6/7+2/5:3/4 e a (0,2+3/5):11/10+1/6

Answer 1

6/7 +2/5:3/4=
6/7 +2/5.4/3= 
6/7+8/15=90/105+56/105=146/105

(0,2+3/5):11/10+1/6=
(2/10+3/5):11/10+1/6=
   4/5 :11/10+1/6=
8/11+1/6=60/66= 10/11