It is: 18/7 in its lowest terms
108/168 = 54/84 = 27/42 = 9/14
The least common multiple of 28, 42, and 108 is 756.
The GCF of 75 42 and 108 is 3.
The least common multiple of 42 , 28 , 108 = 756
18/35 + 13/42 = 108/210 + 65/210 = 173/210
No, 42 and 108 are not relatively prime. Two even numbers cannot be relatively prime.
756
.108
10 over 108 is = 5/54 = 0.0925925925925926
56 over 108 reduces to 14 over 27
84 over 108 is 7/9
30 over 108 is a fraction. A fraction does not (cannot) have a GCF.