Question

*5+9=* *7+8=* *6+5=* *2+6=* *2+8=* *4+8=* *4-9=* *9-8=*
*7-9=* *4-7=* *2-9=* *4-*3=*

Answer 1

$5 + 9 = 14 \ 7 + 8 = 15 \ 6 + 5 = 11 \ 2 + 6 = 8 \ 4 + 8 = 12 \ 4 - 9 = - 5 \ 9 - 8 = 1 \ 7 - 9 = - 2 \ 4 - 7 = - 3 \ 2 - 9 = - 7 \ 4 - 3 = 1$

Answer 2

5+9=14, 7+8=15, 6+5=11, 2+6=8, 2+8=10, 4+8=12, 9-4=5, 9-8=1, 9-7=2, 4-9=0, 7-9=0, 4-7=0, 7-4=3, 2-9=0, 9-2=7, 4-3=1.