Since 32 is a factor of 256, it is automatically the GCF.
The GCF is 4.
The GCF is 4.
The GCF is 4.
The GCF is 4.
The GCF is 4.
The GCF is 4.
The GCF is 4.The GCF is 4.
Since 4 is a factor of 20, it is automatically the GCF.
The GCF is 4.
The GCF is 4.
The GCF is 4.