gcf of 2142 and 38 is 2.
The GCF is 18.
The GCF of 2142 and 56 is 14
The GCF of 38 and 76 is 38. Since 38 is a factor of 76, it is automatically the GCF.
The GCF is 4.
The GCF is 1.
The GCF is 2.
The GCF is 1.
The GCF is 2.
The GCF is 2.
The GCF is 2.
The GCF is: 2
The GCF is 2.