15+3
18
24-3
21
1<2
2
24<42
24
2x3=
6
19+2
20-5
15
6<7
7
123<124
123
3x3=
9
100+5
105
23-4
19
30>03
30
50>49
49
5x5=
25
34+2
36
53-3
50
949>848
848
5x3=
25+6
31
100-3
97
321>123
321
1000>949
949
3x4=
12w
Press F11 Select menu option View > Enter Fullscreen for full-screen mode