Mangahigh
Mangahigh: Algebra: Factor Using a Common Term
Students learn about the concept of factoring expressions by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
CK-12 Foundation
Ck 12: Geometry: Number Patterns
[Free Registration/Login may be required to access all resource tools.] Look for patterns in order to solve problems with greatest common factors.
Khan Academy
Khan Academy: Factor With the Distributive Property
Practice applying the distributive property to factor numerical expressions (no variables). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Soft Schools
Soft Schools: Greatest Common Factor Worksheet
Find the greatest common factor between two numbers. You may set the total number of problems per page, the minimum and maximum numbers, and an answer key is optional.
Discovery Education
Discovery Education: Web Math: Algebra
This WebMath site provides links to tutorials and lessons in both Algebra I and II. Links to topics such as factoring, solving equations, polynomials, simplifying equations, graphing, and much more.
Discovery Education
Discovery Education: Web Math: Greatest Common Factor
This WebMath site contains a tool for locating the greatest common factor. Simply plug in the numbers and you are on your way! Use it to check your answers.
Wyzant
Wyzant: Factoring a Gcf From an Expression
The tutorial explains how to factor a greatest common factor from an expression. The resource includes a lesson with examples, practice problems, and an expression-factoring calculator.
Wyzant
Wyzant: Factoring Completely
The resource examines the algebra topic of solving equations. Students view the tutorial to review how to solve by factoring. The lesson consists of the greatest common factor, difference between two squares, and trinomial techniques. An...
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...
CK-12 Foundation
Ck 12: Arithmetic: Fractions in Simplest Form
[Free Registration/Login may be required to access all resource tools.] Simplify fractions by dividing by the greatest common factor.
CK-12 Foundation
Ck 12: Arithmetic: Greatest Common Factor Using Factor Trees
[Free Registration/Login may be required to access all resource tools.] Find the greatest common factor of a given numbers using factor trees.
CK-12 Foundation
Ck 12: Arithmetic: Greatest Common Factor Using Lists Grade 6
[Free Registration/Login may be required to access all resource tools.] Find the greatest common factor of a given number using lists.
CK-12 Foundation
Ck 12: Arithmetic: Greatest Common Factor Using Lists Grade 6
[Free Registration/Login may be required to access all resource tools.] Find the greatest common factor of a given number using lists.
CK-12 Foundation
Ck 12: Elem Math: Reducing Simplest Form Word Problems
[Free Registration/Login may be required to access all resource tools.] For this learning module, students must solve word problems where they are asked to reduce fractions to their lowest terms. Includes video demonstrating a sample...
Other
Help With Fractions: The Greatest Common Factor
Two different methods of finding the greatest common factor are explained at this one page website. It is very easy to follow the step by step directions.
Discovery Education
Discovery Education: Web Math: Factoring Polynomials by Finding the Gcf
This WebMath online tool is useful for factoring polynomials by finding the greatest common factor. Simply plug the numbers in and you are on your way!
Cool Math
Coolmath: Coolmath4kids: Simplifying Fractions
Short tutorial explaining how to simplify fractions. Includes sample problems to try.
Purple Math
Purplemath: Lcm & Gcf
Purplemath shows an easy and orderly way to determine the GCF and LCM of any two numbers. Even large numbers won't be a challenge with this method.
Purple Math
Purplemath: Algebra Resources
Purplemath contains about 40 different lessons on various algebra topics. The lessons are divided into five different sections: preliminary topics, beginning algebra, intermediate algebra, advanced algebra, and word problems. The lessons...
Cool Math
Coolmath: Gcf's and Lcm's Common Multiples
These prealgebra-arithmetic lessons explain greatest common factors (GCF's) and least common multiples (LCM's) and show how to find them.
Cool Math
Coolmath: Gcf's and Lcm's Greatest Common Factor
Understand how to find the greatest common factor.
Other
Greatest Common Factor Calculator
Free online calculator provides help with finding the greatest common factor.
Illustrative Mathematics
Illustrative Mathematics: 6.ns Bake Sale
This task asks students to apply the concepts of factors and common factors in a real-world context. Aligns with 6.NS.B.4.