What is 9 + 2
11
What is 9-0
9
What is 2 + 8
10
What is 5 - 4
1
What is 4 + 4
8
What is 13 - 2
What is 6 +3
What is 11 - 3
What is 9 + 8
17
What is 10 - 10
0
Press F11 Select menu option View > Enter Fullscreen for full-screen mode