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Worksheet
Curated OER

GCF of Monomials

For Students 8th - 12th
In this greatest common factor worksheet, students find the greatest common factor of 2 monomials in each problem. Students complete 10 problems.
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Worksheet
Curated OER

GCF of Polynomials: all variables

For Students 7th - 12th
In this greatest common factor worksheet, students find the greatest common factors of polynomial equations with only variables in them. Students complete 6 problems.
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Lesson Plan
EngageNY

The Euclidean Algorithm as an Application of the Long Division Algorithm

For Students 6th Standards
Individuals learn to apply the Euclidean algorithm to find the greatest common factor of two numbers. Additionally, the lesson connects greatest common factor to the largest square that can be drawn in a rectangle.
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Lesson Plan
EngageNY

Finding One Hundred Percent Given Another Percent

For Teachers 7th Standards
Class members solve problems to find the whole when given a percent. They  use double line numbers and factors of hundred to help break the 100 percent into equal segments. 
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Assessment
PBS

Working with Common Denominators: Assessments

For Students 4th - 6th Standards
Now that the practice is over, see if young mathematicians can utilize their new skills on finding common denominators and adding fractions. The assessment contains one map challenge and follows with skills practice. 
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Worksheet
Math Mammoth

GCF and Simplifying Fractions

For Students 7th - 9th
For this math worksheet, students find the greatest common factor of 18 pairs of numbers. Given the prime factorization of pairs of numbers students find the greatest common factor. Students simplify fractions and rational expressions.
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App
Third Rail Games

Factor Samurai

For Students 3rd - 5th Standards
Master composite and prime numbers with this fast-moving game. Using your sword, slice those composite numbers and watch them break up into factors. Slice again if those factors are composite. However, watch out for prime numbers,...
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Interactive
Curated OER

Relating GCF and LCM for Grade Six

For Students 6th
In this relating GCF and LCM for Grade Six worksheet, 6th graders answer ten multiple choice questions about factors and multiples, with answers available onscreen.
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Worksheet
Curated OER

Greatest Common Factors

For Students 6th - 8th
Students go over the examples given of the greatest common factors as a class. They then take the information they have studied and apply it by completing the worksheet independently.
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Lesson Plan
Curated OER

Common Factors And Greatest Common Factors

For Teachers 6th - 8th
In this common factors and greatest common factors worksheet, students, with a partner, problem solve the factors to twenty word problems and mathematical equations.
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Lesson Plan
Curated OER

Common Factors and Common Multiples and Simple Exponents

For Teachers 3rd - 5th
Students explore factors and multiples. For this factors and multiples lesson, students learn the vocabulary words factor, common factor, multiple and common multiple. Students view examples of each and then complete activity sheets.
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Lesson Plan
Curated OER

Greatest Common Factor

For Teachers 4th - 7th
In this greatest common factor worksheet, students make a list for 2 numbers of their factors, and circle the number that is the greatest common factor of both. Students complete 12 problems.
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Worksheet
Curated OER

Factor Trees and GCF

For Students 6th - 8th
In this prime factorization and greatest common factor instructional activity, students use factor trees to find the prime factorization of 8 numbers. They find the GCF of six pairs of numbers.
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Worksheet
Curated OER

Prime Factorization, Equivalent Fractions and GCF review

For Students 7th - 9th
In this sample test worksheet, students solve twenty-five problems covering prime factorization, equivalent fractions, greatest common factor, and plotting on a number line.  Solutions are provided.
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Lesson Plan
Curated OER

Factoring Polynomials having common factors

For Teachers 9th
Ninth graders demonstrate that factoring polynomials having common factors is the inverse process of multiplying a polynomial by a monomial. students find the greatest common factor.
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Worksheet
Curated OER

Greatest Common Factor

For Students 4th - 5th
In this GCF learning exercise, students fill in missing numbers in factor trees and write the prime factorization to find the greatest common factor. Worksheet includes links to answers and additional worksheets.
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Interactive
Curated OER

More Factors and Multiples: Greatest Common Factor

For Students 5th - 10th
For this greatest common factor worksheet, students answer multiple choice questions about how to find the greatest common factor and actually finding it in problems. Students answer 10 questions total.
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Worksheet
Curated OER

Greatest Common Factor #2

For Students 4th - 5th
In this GCF worksheet, students fill in missing number in factor trees, then determine whether numbers are prime or composite. Worksheet includes links to answers and additional worksheets.
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Worksheet
Curated OER

Greatest common factor

For Students 6th - 10th
In this greatest common factor worksheet, students find the greatest common factor of a pair or group of 1 to 2 digit numbers. Students complete 80 problems and 16 review problems.
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Worksheet
Curated OER

Math Quiz: Exponents, Decimals and GCF

For Students 6th
In this math quiz:  exponents, decimals and GCF activity, 6th graders answer four questions for a quick quiz;  there are two copies of the quiz on one page.
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Worksheet
Curated OER

Patterns, measurements, greatest common factors

For Students 5th - 8th
In this math review worksheet, students complete problems involving patterns, measurements, and greatest common factors. Students complete 7 problems.
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Worksheet
Curated OER

Greatest Common Factor

For Students 4th - 6th
In this greatest common factor practice learning exercise, students use problem solving skills to find the greatest common factor for 5 pairs of single and double digit numbers.
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Worksheet
Curated OER

Finding the Greatest Common Factor Quiz

For Students 4th - 6th
In this greatest common factors quiz instructional activity, students solve 20 problems that require them to identify the greatest common factors for lists of numbers. Students also use their problem solving skills to solve 4 word problems.
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Worksheet
Curated OER

Calculating Common Factors

For Students 6th - 8th
In this calculating common factors worksheet, learners solve 18 short answer problems. Students work with a partner to simplify fractions using common factors. Learners compete to get the lowest score by simplifying each fraction to...