9x2=
18
8x2=
16
5x4=
20
4x4=
6x4=
24
9x5=
45
5x3=
15
3x7=
21
5x8=
40
3x3=
9
2x6=
12
8x9=
72
5x6=
30
7x7=
49
9x9=
81
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