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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

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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Lesson Plan
Curated OER

Common Factors and Common Multiples and Simple Exponents

For Teachers 3rd - 5th
Students explore factors and multiples. In this factors and multiples lesson plan, 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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Worksheet
Curated OER

Factors for Grade 6: HCF, GCD and GCF

For Students 6th
In this factors for grade 6: HCF, GCD, and GCF instructional activity, 6th graders answer 10 multiple choice questions, about factors and divisors, with answers available online.
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Interactive
Curated OER

More Factors and Multiples: Greatest Common Factor: Pre Test

For Students 5th - 8th
In this greatest common factor worksheet, students answer multiple choice questions about problem solving and rules of the greatest common factor in numbers. Students complete 10 questions total.
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Interactive
Curated OER

More Factors and Multiples: Greatest Common Factor

For Students 5th - 10th
In 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

For Students 4th - 5th
In this GCF instructional activity, learners 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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Worksheet
Curated OER

Factor Trees and GCF

For Students 6th - 8th
In this prime factorization and greatest common factor worksheet, 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 learning exercise, 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 #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

Math Quiz: Exponents, Decimals and GCF

For Students 6th
In this math quiz:  exponents, decimals and GCF learning exercise, 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

Greatest common factor

For Students 6th - 10th
For 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

Finding the Greatest Common Factor Quiz

For Students 4th - 6th
In this greatest common factors quiz worksheet, 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

Patterns, measurements, greatest common factors

For Students 5th - 8th
For 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

Calculating Common Factors

For Students 6th - 8th
In this calculating common factors activity, 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...
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Worksheet
Curated OER

Greatest Common Factor

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

Worksheet #9 - Factoring Polynomials

For Teachers 8th - 10th
Factoring practice using the GCF, difference of squares, and factoring by grouping is included in this worksheet. Questions are either short answer or multiple choice. 
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Worksheet
Curated OER

Fractions in Simplest Form

For Students 5th
In this fractions worksheet, 5th graders write the factors of 12 and 16, write the greatest common factor of 12 and 16, divide by the greatest common factor for 12/16 and write what the simplest form is of the fraction 12/16. Students...
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Worksheet
Curated OER

Chapter 2 Review: Prime Factorization

For Students 6th - 8th
In this prime factorization worksheet, learners find the prime factorization of numbers by using a factor tree. They compare fractions and identify equivalent fractions, and find the greatest common factor, order numbers, and convert...
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Worksheet
Curated OER

Common Factors

For Students 9th
In this common factors worksheet, 9th graders solve 10 different problems that include determining the common factors in each equation. First, they determine the greatest common factor of both terms. Then, students factor out the...
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Worksheet
Curated OER

Least Common Multiple

For Students 6th - 9th
Give students detailed instructions on how to find the Least Common Multiple as well as practice with this thorough introductory worksheet. Instructions for this worksheet include an explanation of both guess and check as well as prime...
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Unit Plan
National Security Agency

Fraction Fever

For Teachers 4th - 5th Standards
This unit on fractions allows for upper-aged elementary learners to explore ways to find the greatest common factor and least common multiple of two numbers. Ultimately, young mathematicians will be able to identify equivalent fractions,...
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Worksheet
Curated OER

Greatest Common Factor: Reteach

For Students 5th - 6th
In this greatest common factor learning exercise, students review the different ways to find the greatest common factor for numbers including listing all the factors and finding prime factorization with factor trees. Students then list...

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