549 + 10 =
559
245 - 100 =
145
845 - 100 =
745
723 - 10 =
713
678 + 100 =
778
395 + 10 =
405
498 + 10 =
508
801 - 100 =
701
709 - 10 =
699
307 - 10 =
297
924 + 100 =
1024
669 + 100 =
769
Press F11 Select menu option View > Enter Fullscreen for full-screen mode