3/12 = 1/4.
4/12 = 1/3
6/54 = 1/9
25/70 = 5/14
26/65 = 2/5
12/60 = 1/5
35/105 = 1/3
480/720 = 2/3
204/306 = 2/3
3/12 = 1/4.
4/12 = 1/3
6/54 = 1/9
25/70 = 5/14
26/65 = 2/5
12/60 = 1/5
35/105 = 1/3
480/720 = 2/3
204/306 = 2/3