Question

5 6/10 minus 2 7/10=

Answer 1

5*6/10 - 2*7/10 =

3 - 1,4 = 1,6

Answer 2

5 6/10-2 7/10=2.9

You could do it by just doing 5 6/10-2 7/10 or you could do:

(5-2)+(6/10-7/10)=2.9.

Hoped I helped!