2 digit x 1 digit
11x1
11
200x2
400
11x10
110
10x2
20
11x3
33
20x4
160
200x3
600
50x10
500
6x10
60
3000x2
6000
50x6
300
111x2
222
30x30
900
7x10
70
5x7
35
32x8
256
123x6
738
45x54
2430
50x10
500
12x3
36
22x7
154
999x4
3996
66x77
5082
300x10
3000
400x5
2000