Question

9+6=
3+21=
8+6=
2-8=
3-6=
1-6=

Answer 1

9+6=10+5=15

3+21=24

8+6=10+4=14

2-8=0-6=-6

3-6=0-3=-3

1-6=0-5=-5

Answer 2

9+6=15
3+21=24
8+6=14
2-8=6
3-6=3
1-6=5