You need at least two numbers to find something in common.
GCD(24, 90) = 6
GCD: 8
Greatest Common Divisor (GCD) for 18 24 is 6.
The Greatest Common Divisor (GCD) for 17 24 is 1.
Greatest Common Divisor (GCD) for 24 56 72 is 8.
4 20 = 22 x 5 24 = 23 x 3 gcd = 22 = 4
24
answer=6
56=2*2*2*724=2*2*2*32*2*2=8=GCD
4.
The GCF is 8.
It is: 240