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Activity
Wyzant

Wyzant: Finding a Gcf

For Students 9th - 10th Standards
In this lesson from WyzAnt, students learn how to find the greatest common factor (GCF) for numbers and expressions. There are practice problems and a GCF calculator for assistance.
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Activity
Wyzant

Wyzant: Factoring a Gcf From an Expression

For Students 9th - 10th
This tutorial demonstrates how to factor the GCF out of a polynomial expression. An online worksheet is provided for extra practice.