answersLogoWhite

0

The GCF of 54, 72, and 81 is 9.

The prime factorization of 54 is 2*3*3*3
The prime factorization of 72 is 2*2*2*3*3
The prime factorization of 81 is 3*3*3*3

The GCF, then, is 3*3 = 9

User Avatar

Wiki User

9y ago

What else can I help you with?