The factors of 9 are:
1, 3, 9
The factors of 21 are:
1, 3, 7, 21
The factors of 60 are:
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60
The common factors are:
1, 3
The Greatest Common Factor (GCF) is:
3
3
The Greatest Common Factor (GCF) is: 3
The Greatest Common Factor of 60, 21, 9: 3
The GCF is 3.
The GCF of 9 and 21 is 3.
The GCF is 3.
The GCF is 3.
The GCF of 9 and 21 is 3.
The GCF is 3.
The GCF is 3.
The GCF is 3. The LCM is 63.
The greatest common factor (GCF) for 9 and 21 is 3.