Since both the numbers are prime, their GCF is 1.
The GCF is: 1
The GCF is 1.
The GCF is 1.
The GCF is 1.
The GCF is 1.
97 x 71 = 6,887
The GCF is 1.
The GCF is 1.
Since 71 is a factor of 142, it is automatically the GCF.
The GCF is 1.
The GCF is 1.
The GCF is 1.