4 x 9 =
4 x 1 =
4 x 5 =
4 x 2 =
4 x 8 =
4 x 6 =
4 x 4=
4 x 7 =
4 x 3 =
4 x 10 =
24
16
4
12
20
8
32
28
36
40
