Factoring GCF

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What is the GCF (Greatest Common Factor)?

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The GCF is the largest factor that two or more numbers have in common.

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How do you find the GCF of two numbers?

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List the factors of each number and identify the largest factor that appears in both lists.

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What does it mean to factor an expression?

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Factoring an expression means to break it down into simpler components (factors) that, when multiplied together, give the original expression.

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Tags

CCSS.7.EE.A.1

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CCSS.7.EE.A.1

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What is the first step in factoring an expression?

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Identify the GCF of all the terms in the expression.

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If an expression cannot be factored, what does it mean?

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It means that the expression is either prime or does not have any common factors.