( 2-1 5/9)+(7-2 11/18)

Question

( 2-1 5/9)+(7-2 11/18)

Answer 1

(2-1 5/9)+(7-2 11/18)=
=1 5/9+5 11/18=
=1 10/18+5 11/18=
=6 21/18= 6 7/6=7 1/6