The factors of 49 are: 1, 7, 49
The factors of 660 are: 1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660
The common factors are: 1
The GCF is 60.
Since 12 is a factor of 660, it is automatically the GCF.
The GCF is: 165
The GCF is 60.
The GCF of 49 and 49 is 49.
The GCF is 7.
The GCF is 1.
The GCF is 7.
The GCF is 49.
The GCF is 1.
The GCF is 1.
The GCF is 1.