It is: 1
The greatest common factor is 7
7 is the greatest common factor.
The greatest common factor of 7 and 112 is 7.
The greatest common factor of 280 and 7 is 7.
The greatest common factor of 7 and 28 is 7.
The greatest common factor of 21 and 77 is 7.
The greatest common factor of 18 , 7 = 1
The greatest common factor of 7 and 30 is 1.
The Greatest Common Factor of 7, 997 is 1.
The greatest common factor (GCF) is: 7
Since 7 is a factor of 28, it is automatically the GCF of 7 and 28The Greatest Common Factor (GCF) of 28 and 7 is 7.