The GCF is 7.
The GCF is 7.
The GCF of 42 and 77 is 7 The factors of 42: 2, 3, 7 The factors of 77: 7, 11
The GCF is 7.
The greatest common factor of 42, 77 and 84 is 7.
The GCF is 7.
The GCF is 7.
The GCF is 7.
The GCF is 7.
The GCF is 7.
GCF(7, 42) = 77 = 7*1 and 42 = 7*6 So 7 + 42 = 7*(1 + 6).
The GCF is 7.