20-40
-8*-3
45/-3
100/-4
-3/-3
50-25
-24-4
-3/3
-9*11
-3/9
-100-20
100-20
-10*-2
-50+6
32-4
-20
25
28
80
20
-28
-44
-1
-1/3
-99
1
24
-25
-15
-120
