The factors of 18 are:
1, 2, 3, 6, 9, 18
The factors of 60 are:
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60
The factors of 75 are:
1, 3, 5, 15, 25, 75
The common factors are:
1, 3
The Greatest Common Factor (GCF) is:
3
The GCF is 15.
The GCF is 3.
The GCF is 3.
The GCF is 3.
The GCF is 15.
The GCF is 15.
The GCF is 15.
The GCF is 3.
The GCF is 15.
The greatest common factor (GCF) of 60, 75, 192 is 3.
The GCF is 15.
If that's 25, 60 and 75, the GCF is 5.