Multiply by
2
2
1x2
2
4x3
12
1x4
4
2x5
10
2x6
12
10x7
70
5x8
40
4x9
36
2x10
20
4x2
8
11x3
33
3x4
12
9x5
45
11x6
66
1x7
7
3x8
24
10x9
90
7x10
70
8x2
16
3x3
9
10x4
40
1x5
5
1x6
6
3x7
21
8x8
64
1x9
9
11x10
110
5x2
10
5x3
15
11x4
44
10x5
50
5x6
30
5x7
35
4x8
32
7x9
63
10x10
100
12x2
6x3
18
9x4
36
5x5
25
12x6
72
2x7
14
2x8
16
12x9
108
1x10
10