Вычислить 7/12*6/17+1/8/17/6=

Question

Вычислить 7/12*6/17+1/8/17/6=

Answer 1

7/12*6/17+1/8/17/6=
7/12*6/17=7/2*1/17=7/34
1/8/17/6=1/8*6/17=1/4*3/17=3/68
7/34+3/68=14/68+3/68=17/68=1/4

Answer 2

                         Решение:

(7/12)*(6/17)+(1/8)*(6/17)=7/(2*17)+3/(4*17)=(14+3)/(4*17)=17/(4*17)=1/4.