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