The GCF is 1.
The Greatest Common Factor of 4, 7, 20: 1
Common factors of 7 and 20 are: 1.
The GCF of 7 and 20 is 1.
The only common factor is: 1 20= 2 x 5 x 2 x 17 = 7 x 1The only common factor of 20 & 7 is 1
The GCF is 1.
No, they have the common factor 7.No, they have the common factor 7.No, they have the common factor 7.No, they have the common factor 7.
The GCF of 7, 20, and 35 is 1.
The GCF is 1.
21 and 28 have a GCF of 7.
The GCF is 7.
The GCF is 1.
The GCF is 7.