The greatest common factor of 1,5 and 4 is 1.
The GCF is 1.
The GCF is 1.
The GCF is 1.
The GCF of 4, 5, and 8 is 1. Since 4 and 5 are consecutive integers, their GCF is 1.
The GCF is 1.
5
The GCF is 1.
The GCF is 1.
The GCF is 1.
Since 4 and 5 are coprime, GCF(4, 12, 10, 5) = GCF(4,5) = 1
The greatest common factor of 2, 4, and 5 is 1.
1