Wyzant
Wyzant: Finding a Gcf of Two Numbers
Students find the greatest common factor of two numbers. An example, practice exercises, and solutions are included.
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.
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...
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.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Common Factor
Here is a site that thoroughly explains many topics related to factoring out the greatest common factor from a sum or a polynomial expression. There are example problems, problems for the student to attempt, and answers to the student...
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.
Elias Saab
Math Drills: Lcm and Gcd Quiz
An interactive quiz which provides students with two numbers and asks them to find either the Least Common Multiple or the Greatest Common Divisor between them. Students input their solution and have the program evaluate it. Hints are...
Oswego City School District
Regents Exam Prep Center: Factoring
From pulling out the common factors of a polynomial to giving hints on how to factor a trinomial that does not have a leading coefficient of 1, a comprehensive tutorial for factoring polynomials is given as well as practice, interactive...
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
Wyzant
Wyzant: Algebra Help
Heres a comprehensive review of the basics of algebra. WyzAnt includes lessons on varied topics, calculators that show step-by-step solutions, and interactive worksheets for practicing and testing your skills. Just choose a topic and use...
McGraw Hill
Glencoe Mathematics: Online Study Tools: Factors and Fractions
Students show comprehension of basic arithmetic skills. The online test assesses scholars on factors and fractions. Topics include simplifying fractions, finding the greatest common factor, and evaluating expressions.
Goodwill
Gcf Global: Choosing Between a Laptop and a Tablet
If you're in the market for a new device, you may be wondering whether a laptop or a tablet is the right choice for you. In this video, we'll go over some of the basics of what you'll need to know if you're shopping for one or both of...
Goodwill
Gcf Global: Buying Computers: Choosing Between a Laptop and a Tablet
Learn some of the basics of what you'll need to know if you're shopping for one or both of these products.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is a Factor in Math?
Explains common factor, greatest common factor, and lowest common factor.
Goodwill
Gcf Global: Internet Explorer
In this tutorial, learn how to use Internet Explorer as your web browser.
Goodwill
Gcf Global: Adapting to Change
In this tutorial, learn some tips to help you adapt to unexpected changes that may occur in your life.
Goodwill
Gcf Global: Image Editing 101
In this tutorial, get tips on editing images so your photos look their best.
Goodwill
Gcf Global: Financial Problem Solving Strategies
Learn these financial strategies to help reach your goals.
Goodwill
Gcf Global: Technology Buying Guide
Get tips on what to look for as you consider purchasing a computer, smartphone, tablet, or other technology device.
Goodwill
Gcf Global: One Drive and Office Online
Use this tutorial to better understand these two popular Microsoft programs.