2's and 4's
3's and 6's
5's and 7's
8's and 9's
11's and 12's
100
2 x 6
What is 12
100
3 x 3
What is 9
100
5 x 3
What is 15
100
8 x 4
What is 32
100
11 x 11
What is 121
200
4 x 9
What is 36
200
6 x 3
What is 18
200
7 x 8
What is 56
200
9 x 7
What is 63
200
11 x 2
What is 22
300
2 x 10
What is 20
300
3 x 7
What is 21
300
5 x 12
What is 60
300
8 x 10
What is 80
300
12 x 9
What is 108
400
4 x 7
What is 28
400
6 x 4
What is 24
400
7 x 7
What is 49
400
9 x 9
What is 81
400
12 x 6
What is 72
500
4 x 4
What is 16
500
6 x 6
What is 36
500
7 x 12
What is 84
500
8 x 8
What is 64
500
12 x 12
What is 144
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