(3+4)-(2+3)=
2
200-125=
75
38-14=
24
152-57=
95
543-36=
507
798-586=
212
899-569=
330
958-64-375=
519
7,576-869=
6,707
4,685-936=
3,749
Press F11 Select menu option View > Enter Fullscreen for full-screen mode