0 - 4 x 0 =
4 - 4 x 1 =
8 - 4 x 2 =
12 - 4 x 3 =
16 - 4 x 4 =
20 - 4 x 5 =
24 - 4 x 6 =
28 - 4 x 7 =
32 - 4 x 8 =