The GCF is 86.
The GCF of 76, 52 and 80 is 4.
The GCF is 4.
The GCF of 86 and 154 is 2. 86=2x43 154 = 2x7x11 Now the GCF is 2 since 43 does not occur in the prime factorization of 154 and 7 and 11 do not appear in the prime factorization of 86.
The GCF of 45 and 76 is 1 The prime factors of 45 are 3,3,5 The prime factors of 76 are 2,2,19 Since the share no prime factors, the GCF can only be 1.
The GCF is 2.
GCF =2 76-1,2,4,19,38,76 86-1,2,43,86
The GCF is 4.
The GCF is 86.
The GCF is 2.
The GCF is 1.
The GCF is 2.
The GCF is 2.
The GCF is 4.
The GCF is 4.
The GCF is 4.
The GCF of 38 and 76 is 38. Since 38 is a factor of 76, it is automatically the GCF.