2's
3's
7's
9's
11's
100
2 X 2
What is 4
100
3 X 1
What is 3
100
7 X 2
What is 14
100
9 X 5
What is 45
100
11 X 10
What is 110
200
2 X 8
What is 16
200
3 X 10
What is 30
200
7 X 7
What is 49
200
9 X 2
What is 18
200
11 X 3
What is 33
300
2 X 6
What is 12
300
3 X 6
What is 18
300
7 X 4
What is 28
300
9 X 9
What is 81
300
11 X 7
What is 77
400
2 X 4
What is 8
400
3 X 9
What is 27
400
7 X 6
What is 42
400
9 X 6
What is 54
400
11 X 5
What is 55
500
2 X 12
What is 24
500
3 X 8
What is 24
500
7 X 12
What is 84
500
9 X 10
What is 90
500
11 X 11
What is 121