Greatest Common Factor GCF

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Presentation transcript:

Greatest Common Factor GCF Intro to Algebra

List the Factors of 12 and 16

Trick to Finding the GCF Find the GCF of 16 and 12 Find the Prime Factorization of 16 and 12 Use all the factors the numbers have in common

Find the GCF of 12 and 30

Find the GCF of 9 and 12

Find the GCF of 6 and 18

Find the GCF of 24 and 108

Find the GCF of 16 and 45

GCF After finding the prime factorization of two numbers, and seeing that there are no common prime factors; the GCF is 1

GCF of 15, 30, and 105

GCF of 180, 225, and 270