The factors of 9 are:1, 3, 9The factors of 21 are:1, 3, 7, 21The factors of 60 are:1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60The common factors are:1, 3The Greatest Common Factor (GCF) is:3
The GCF of 15 and 27 is 3. The GCF of 15, 20 and 25 is 5. The GCF of 15, 27, 15, 20 and 25 is 1.
GCF of 72 and 15 is 3.
The GCF is 21.
The GCF is 3.
The GCF is 3.
The GCF is 3.
The GCF is 14.
The GCF is 3.
The GCF is 3.
The GCF is 3.
The GCF of 12 and 15 is 1
The GCF is 3.
The GCF is 1.
The GCF of 12 15 and 22 is 1.
GCF(12, 15, 18) = 3
GCF(15, 12, 45) = 3