17/105
3/4
It is: 17/68 = 1/4
52 over 68 in lowest terms is 13/17
68, being an integer, IS in its lowest form!
65/121
4/5
17/45
51/68 = 3/4 (divide both the numerator and denominator by 17)
68/432 = 17/108
3/4
68/4 = 17
68/17 equals 4 in its simplest form.