3 x 1 =
3 x 5 =
3 x 7 =
3 x 10 =
3 x 8 =
3 x 3 =
3 x 0 =
3 x 9 =
3 x 4 =
3 x 6 =
3 x 2 =
0
21
15
30
3
27
18
9
24
12
6
