The GCF is 1.
The GCF is 4.
The GCF is 4.
Since 32 is a factor of 256, it is automatically the GCF.
The greatest common factor (gcf) of 28 and 36 is 9.
The GCF is 4.
The GCF is 4.
The GCF is 4.
The GCF is 4.
The GCF is 4.
The GCF is 8. 32/40 = 4/5
Factors of 16: 1, 2, 4, 8, 16 Factors of 28: 1, 2, 4, 7, 14, 28 Factors of 32: 1, 2, 4, 8, 16, 32 GCF (16, 28, 32) = 4