8:2=4 8-2-2-2-2=0 4x2=8
10:2=5 10-2-2-2-2-2=0 5x2=10\
6:2=3 6-2-2-2=0 3x2=6
12:2=6 12-2-2-2-2-2-2=0 6x2=12
8:4=2 8-4-4=0 2x4=8
12:4=3 12-4-4-4=0 3x4=12
14:2=7 14-2-2-2-2-2-2-2=0 7x2=14
16:2=8 16-2-2-2-2-2-2-2-2=8 8x2=16
4:4=1 4-4=0 1x4=4
16:4=4 16-4-4-4-4=0 4x4=16