Question: what is the greatest common factor gcf of 8 and 48?
Answer: Greatest Common Factor of 48 and 8. Greatest common factor (GCF) of 48 and 8 is 8. We will now calculate the prime factors of 48 and 8, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 48 and 8.