It is already in its simplest form.
The simplest form of 24/66 = (24 รท 6)/(66 รท 6) = 4/11.
It is: 46/66 = 23/33
It is: 88/66 = 4/3
11/66 = 1/6
46/66 = 23/33
18/66 = 3/11
33/66 = 1/2
11/66 Cancel down by '11' Hence 1/6 is the simplest form
66/484 = (66/22)/(484/22) = 3/22
5 over 6
5 over 11