2 x ?
2 x 2
2 x 2 = 4
3 x 2
3 x 2 = 6
4 x 1
4 x 1 = 4
5 x 2
5 x 2 = 10
10 x 4
10 x 4 = 40
2 x 4
2 x 4 = 8
3 x 3
3 x 3 = 9
4 x 2
4 x 2 = 8
5 x 3
5 x 3 = 15
10 x 10
10 x 10 = 100
2 x 6
2 x 6 = 12
3 x 5
3 x 5 = 15
4 x 3
5 x 5
5 x 5 = 25
10 x 12
10 x 12 = 120
2 x 10
2 x 10 = 20
3 x 10
3 x 10 = 30
4 x 6
4 x 6 = 24
5 x 11
5 x 11 = 55
10 x 15
10 x 15 = 150
2 x 24
2 x 24 = 48
3 x 15
3 x 15 = 45
4 x 9
4 x 9 = 36
5 x 100
5 x 100 = 500
10 x 200
10 x 200 = 2,000