What is the GCF of 132 and 220?

1 Answer
Jan 24, 2018

44

Explanation:

132 in prime factorization form is 2^2*3*11
220 in prime factorization form is 2^2*5*11

The common factors are 2^2 and 11, so with them you multiply.
2^2*11 = 4*11 = 44

44 is the gcf of 132 and 220.