The GCF is 27b.
The GCF is 9.
The GCF is 27b.
The GCF is ab
The GCF is b.
The GCF is 27.
The GCF is 27.
The GCF of 27 and 81 is 27. And their LCM is 81.
The GCF is 27.
The GCF is a.
The GCF of 27, 135 is 27.
The greatest common factor (GCF) of 27 and 189 is 27. To find the GCF, you can list the factors of each number and find the largest number that both 27 and 189 share. The factors of 27 are 1, 3, 9, and 27, while the factors of 189 are 1, 3, 7, 9, 21, 27, 63, and 189. The largest number that appears in both lists is 27, making it the GCF.