2's
2 x 4
8
4 x 5
20
10 x 5
50
7 x 3
21
9 x 5
45
2 x 9
18
4 x 7
28
10 x 45
450
7 x 5
35
9 x 9
81
2 x 24
48
4 x 12
48
10 x 10 x 3
300
7 x 25
175
9 x 11
99
2 x 87
174
4 x 24
96
10 x ? = 200
20
7 x 4 x 2
56
9 x 2 x 2
36
2 x ? = 782
391
4 x ? = 56
14
10 to the 7th power
10,000,000
7 x ? = 84
12
9 x ? = 117
13