The GCF is 3.
The factors for 42 are: 1,2,3,6,7,14,21,42.
he factors of 51 are: 1, 3, 17 and 51.
So you can see that 1 and 3 are the only common factors and 3 is the greatest common factor.
The four common factors are: 1, 3, 17, 51.
The Greatest Common Factor (GCF) is: 3
The common factors of 42 and 273 are 1, 3, 7 and 21.
The common factors of 42 and 77 are: 1 and 7
The common factors of 22 and 42 are: 1 and 2
The common factors of 42 and 92 are: 1 and 2
The Common Factors of 42 and 44 are 1, 2
Factors of 34: 1, 2, 17, 34Factors of 51: 1, 3, 17, 51GCF (34, 51) = 17
The common factors of 21 42 and 84 are 21
The common factors of 42 and 44 are 1 and 2.
The common factors of 24 and 42 are 1, 2, 3 and 6
The common factors of 42 and 60 are: 1, 2, 3, and 6