Texas Instruments
Texas Instruments: Oliver's Method
Students discover a relationship between the Greatest Common Factor (GCF) and the Least Common Multiple (LCM) of two numbers. Students will find and justify the relationship that the product of two numbers is equal to the product of the...
Other
Gcd Training
Use this interactive table to practice finding the greatest common factor of two given numbers. The table can be reset with a new set of numbers for extra practice.
Amby Duncan-Carr
Amby Duncan Carr: Amby's Math Resources
Amby's Math Resources site is a tutorial that explains finding the greatest common factor. It also has examples that are done for you step by step, as well as examples for you to try (and check) on your own.
Texas Instruments
Texas Instruments: It's Greek to Me
Students learn Euclid's Method of finding the Greatest Common Factor of large numbers. They also review finding GCF using prime factorization and listing.
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems Number Theory
Practice using your graphing calculator for number theory problems, including prime factorization, greatest common factor, least common multiple, and scientific notation. If you get stumped or if you would like to check your work, then...
Better Lesson
Better Lesson: Distributive Property Using the Gcf
Sixth graders will relate area of rectangles to the distributive property.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Formula for Greatest Common Divisor.
This site is a question and response to a student asking Dr. Math about the greatest common divisor, he gives an interesting way to find the gcd, as well as the button on calculators which commonly does the math for you.
Texas Instruments
Texas Instruments: Factors Galore A: Common Factors
Students practice simplifying fractions in a game format by dividing the numerator and denominator by the greatest common factor.
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.
That Quiz
That Quiz: Factores
Interactive practice tests dealing with factors. Students will practice the prime factors, greatest common factor and least common multiple.
SMART Technologies
Smart: Factors and Multiples
Students are introduced to prime numbers, composite numbers, prime factorization, greatest common factor, and least common multiple in this SMART whiteboard activity.
Department of Defense
Do Dea: Algebra 1: Semester Ii: Polynomials
A learning module through which students learn about polynomials including scientific notation, adding and subtracting polynomials, multiplying polynomials, factors and greatest common factor, factoring trinomials, and special factors.
Interactive Mathematics
Interactive Mathematics: Common Factor & Difference of Squares
These easy to follow examples demonstrate how to factor algebraic expression using GCF and difference of squares.
Goodwill
Gcf Global: Access 2016
In this tutorial, learn how to enter, manage, and search through large amounts of data in an Access database.
Goodwill
Gcf Global: Firefox
Learn how to use and customize the Firefox web browser in this free tutorial.
Goodwill
Gcf Global: Internet Explorer
In this tutorial, learn how to use Internet Explorer as your web browser.
Goodwill
Gcf Global: Internet Basics
In this tutorial, improve your Internet skills so you can connect, use the cloud, download and upload files, and do more online.
Goodwill
Gcf Global: Safari
Learn all about browsing, customizing, and bookmarking in Safari, as well as personalizing your privacy and security settings.
Goodwill
Gcf Global: Search Better
In this tutorial, learn tips and tricks for getting the most out of conducting research online.
Goodwill
Gcf Global: Tech Savvy Tips and Tricks
In this tutorial, get tips and tricks to use your devices as efficiently as possible.
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: Prezi
In this tutorial, learn how to create unique presentations using this free PowerPoint alternative.
Goodwill
Gcf Global: Facebook
Learn how to create, use, and maintain a Facebook page, including understanding the social media site's privacy policies and settings.
Goodwill
Gcf Global: Skype
In this tutorial, learn how to set up and use Skype to make video calls and more.