Multiply by
2
2
1x2
2
4x3
12
1x4
4
2x5
10
2x6
12
2x10
20
4x2
8
11x3
33
3x4
12
9x5
45
11x6
66
7x10
70
8x2
16
3x3
9
10x4
40
1x5
5
1x6
6
11x10
110
7x2
14
9x3
27
4x4
16
7x5
35
9x6
54
5x10
50
5x2
10
5x3
15
11x4
44
10x5
50
5x6
30
10x10
100
10x2
20
1x3
3
5x4
20
3x5
15
7x6
42
12x10
120
12x2
6x3
18
9x4
36
5x5
25
12x6
72
1x10
10
3x2
6
8x3
24
8x4
32
11x5
55
3x6
18
3x10
30
9x2
18
2x3
6
6x4
24
4x5
20
10x6
60
6x10
60
11x2
22
10x3
30
2x4
8
6x5
30
8x6
48
8x10
80
2x2
4
7x3
21
7x4
28
8x5
40
4x6
24
4x10
40