Reducing Fractions
20
50
6
21
1
7
3
8
5
20
8
48
9
81
6
27
20
90
12
16
2
9
60
70
33
110
5
15
8
16
14
35
11
110
21
49
99
110
8
72
8
10
1
3
5
40
3
6
40
96