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: Greatest Common Factor
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to identify the greatest common factor of two whole numbers that are one or two digits. Includes video demonstrating a...
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.
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.
University of Vienna (Austria)
University of Vienna: Elementary Properties of Numbers
Quick interactive assessment which determines skill level on fraction equivalence, prime factorization, and common divisors/multiples.
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.
Cool Math
Coolmath: Gcf's and Lcm's Common Factors
These prealgebra-arithmetic lesson explains greatest common factors (GCF's)and shows how to find them.
Mathigon
Mathigon: Math Foundations: Divisibility and Prime: Greatest Common Factors
This lesson focuses on the greatest common factors it poses real situations and asks students answer them and then it provides more information and more exercises.
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.
Illustrative Mathematics
Illustrative Mathematics: 6.ns Factors and Common Factors
This task asks students to apply the concepts of factors, common factors, and the greatest common factor in an abstract context. Aligns with 6.NS.B.4.
Calculator Soup
Calculator Soup: Greatest Common Factor Gcf Calculator
Calculate GCF, GCD, and HCF of a set of two or more numbers and see the work using factorization. An interactive calculator, explanations, and examples are included.
Better Lesson
Better Lesson: Gcf and Lcm Quiz
Sixth graders show what they know about greatest common factor and east common multiple.
Better Lesson
Better Lesson: Gcf and Lcm Word Problems
Sixth graders differentiate between greatest common factor and least common multiple word problems.
Better Lesson
Better Lesson: Gcf and Lcm Project, Day 2
Sixth graders find the greatest common factor and least common multiple of numbers.
Better Lesson
Better Lesson: Gcf and Lcm Project Gallery Walk
Sixth graders further their understanding of finding the greatest common factor and least common multiples.
Better Lesson
Better Lesson: Gcf and Lcm Project, Day 1
Sixth graders collaborate on a greatest common factor and least common multiple project.
Better Lesson
Better Lesson: Review & Assessment 6.ns.a.1 and 6.ns.b.4
This lesson brings all the pieces together to have students show the how's and why's by using GCF,LCM, Distributive property and dividing fractions.
Better Lesson
Better Lesson: Multiples, Lcm, and Gcf
What are multiples? How do they compare with factors? Students work to answer these questions and develop an understanding of greatest common factor and least common multiple.
Better Lesson
Better Lesson: Prepping for the Exam!
Practicing math problems is a great way to study for a math test!
Better Lesson
Better Lesson: Greatest Common Factor & Least Common Multiple
Clearly understand the difference between factors and multiples builds a foundation for applications and problem solving using GCF and LCM.
Better Lesson
Better Lesson: Greatest Common Factor
Sixth graders will learn how to find the Greatest Common Factor of two or more numbers by using math manipulatives.
PBS
Pbs: Greatest Common Factor
In this video, learn how to find the greatest common factor of two numbers. Then, see how this can be used to solve problems with large numbers. In the accompanying classroom activity, students learn to find prime factors using factor...
Better Lesson
Better Lesson: Finding the Greatest Common Factor
For this lesson students can use different strategies to find the GCF of numbers less than 100.