51 = 3 * 17
27 = 3 *3 *3
so,gcd = greatest common divisor which in this case =3
The Greatest Common Divisor (GCD) for 51 27 is 3
GCD(27, 72) = 9
The GCF is 27.
GCD: 17 LCM: 255
The Greatest Common Divisor (GCD) for 77 51 is 1.
It is 27.
-24
27/51 = 9/17
.51 x 27 = 13.77
The LCM (Least Common Multiply) of 21 and 27 is: 189 GCD: 3LCM: 189189
78-27= 51.
27/51 reduces to 9/17