Reducing Fractions
3
21
6
24
63
81
21
28
18
27
2
3
1
3
4
14
2
8
11
66
30
40
4
48
1
8
6
72
45
54
3
27
2
8
15
36
8
16
60
108
60
144
28
32
15
50
14
24
10
20