Multiply by
2
2
1x2
2
4x3
12
1x4
4
2x5
10
2x6
12
10x7
70
2x10
20
8x11
88
4x2
8
11x3
33
3x4
12
9x5
45
11x6
66
1x7
7
7x10
70
4x11
44
8x2
16
3x3
9
10x4
40
1x5
5
1x6
6
3x7
21
11x10
110
10x11
110
7x2
14
9x3
27
4x4
16
7x5
35
9x6
54
11x7
77
5x10
50
1x11
11
5x2
10
5x3
15
11x4
44
10x5
50
5x6
30
5x7
35
10x10
100
7x11
77