2/4 + 1/4
3/4
3/5 - 1/5
2/5
2/5 + 1/5
3/5
4/6 - 7/6
3/6
4/7 + 1/7
5/7
8/9 - 6/9
2/9
6/8 + 4/8
10/8
6/9 - 1/9
5/9
Press F11 Select menu option View > Enter Fullscreen for full-screen mode