The GCF is 2.
The greatest common factor of 48 and 18 is 6.This is because...6*8 = 486*3 = 18
GCF(20, 18, 8) = 2.
The greatest common factor of 8 and 32 is 8.
The GCF is 1.
The GCF is 2.
The GCF is 2.
The GCF is 1.
The GCF is 2.
The GCF is 1.
The GCF of 16, 18, and 8 is 2.
The Greatest Common Factor (GCF) is: 8
The GCF of 8 and 18 is 2. The factors of 8 are 1, 2, 4, and 8. The factors of 18 are 1, 2, 3, 6, 9, and 18. The common factors are 1 and 2, so 2 is the greatest common factor. You can also look at the prime factors to determine the GCF. The prime factors of 8 are 2, 2, and 2. The prime factors of 18 are 2, 3, and 3. The prime factors in common are a single 2, so the greatest common factor is 2.