Question

помогите пожалуйста!!!!!!!!!

Answer 1

1)-6 2/8-8=-14 2/8
и -6 2/8+8=2-2/8=1+1-2/8=
1 6/8
2)9/29+20=20 9/29
и 9/29-20=9/29-29/29-19=
-20/29 -20=-20 20/29