The factors of 42 are:
1, 2, 3, 6, 7, 14, 21, 42
The factors of 48 are:
1, 2, 3, 4, 6, 8, 12, 16, 24, 48
The factors of 60 are:
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60
The common factors are:
1, 2, 3, 6
The Greatest Common Factor (GCF) is:
6
The GCF of 42, 30, 60 and 48 is 6.
The GCF is 12.
The GCF of 42, 48, and 78 is 6.
The GCF is: 12.
The GCF is 12.
The GCF of 42, 30, 60 and 48 is 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF is 12.
12 is the GCF of 48 and 60.
The GCF is 2.
The GCF is 2.
If that's 66, 42, 60 and 48, the GCF is 6.
The GCF is 12.
The GCF of 42, 60, 78 is 6.