What is 3
7+-11=
What is -4
6 * (-9)
What is - 54
-15 /-3
What is 5
-4-8
What is -12
A deposit of 16
What is $16
10+2=
What is 12
-20*-8
What is 160
50/-5
What is -10
31-48
What is -79
Press F11 Select menu option View > Enter Fullscreen for full-screen mode