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Greatest Common Factor Calculator
Free online calculator provides help with finding the greatest common factor.
University of Nottingham
Mars: Finding Factors and Multiples
This lesson is intended to help you to assess how well students are able to understand the meanings of the terms 'Greatest Common Factor' (GCF) and 'Least Common Multiple' (LCM). PowerPoint slides are provided for this lesson.
Math Slice
Math Slice: Greatest Common Divisor (Factor)
This resource allows students to practice finding the greatest common factor among 2, 3, or 4 numbers. Students are able to select parameters of how many numbers they will compare, and the range of possible numbers. There are ten...
Goodwill
Gcf Global: Distance Word Problems
Learn how to read and understand distance word problems so you can solve them.
National Council of Teachers of Mathematics
The Math Forum: Learning to Factor
Math Forum Faq which briefly defines greatest common factor and links to an in-depth investigation of how the GCF is found.
Goodwill
Gcf Global: Whats App
In this tutorial, learn how to navigate the social media app that lets you send texts and make calls without using data.
Goodwill
Gcf Global: Writing Algebraic Expressions
In this tutorial, students learn how to write algebraic expressions.
Goodwill
Gcf Global: Understanding Virtual Reality and Augmented Reality
Learn the difference between virtual and augmented reality.
Goodwill
Gcf Global: Use Information Correctly: Copyright and Fair Use
In this tutorial, you'll learn about the copyright protections that apply to work posted online, including images, text, videos, and more. You'll also learn about the rules that determine which of these resources you can use, and how you...
Goodwill
Gcf Global: Sharing and Collaborating on Files
Google Drive makes sharing files simple. It also allows multiple people to edit the same file, allowing for real-time collaboration. Watch a video to learn more about these features. Includes examples and exercises. [2:58]
Calculator Soup
Calculator Soup: Common Factors Calculator
This calculator factors a set of positive integers to find the common factors (common divisors) of those integers. Enter the set of numbers you want to factor separating them with commas.
Ducksters
Ducksters: Kids Math: Simplifying and Reducing Fractions
Understand the steps to do when simplifying and reducing fractions including finding the greatest common factor on this website.
Paul Dawkins
Paul's Online Notes: Factoring Polynomials: Practice Problems
Practice exercise reviews factoring polynomials including how to factor out the greatest common factor, factoring by grouping, factoring quadratics, and factoring polynomials with degree greater than 2.
Purple Math
Purplemath: Simple Factoring
Demonstrates how to factor simple polynomial expressions such as "2x + 6".
Better Lesson
Better Lesson: Prepping for the Exam!
Practicing math problems is a great way to study for a math test!
Visual Fractions
Visual Fractions: Rename in Lowest Terms
Practice finding the lowest term name for a variety of different fractions using a number line.