Greatest Common Factor
12
Please Prime Factorize each of the following. 1. 144 2. 225 3. 400
Transcript of Greatest Common Factor
Please Prime Factorize each of the following.
1. 144 2. 2253. 400
Greatest Common Factor12.7.10
Key Terms:
·Common Factor: A whole number that is a common factor of two or more nonzero whole numbers. i.e. 4 is a common factor for 12 and 20
·Greatest Common Factor: The greatest of the common factors.
How do we find the GCF?
St. 1: Prime Factor both numbers.24 32
St. 2: Write out the Prime Factorization of each.
St. 3 Circle and Multiply all the factors in common.
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