Worksheet
Curated OER

#### Number Sense and Numeration: Multiples, Factors and Square Roots

For Students 6th - 8th
A great resource for any math teacher covering multiples, factors or square roots; this worksheet walks young mathematicians through the logic behind factoring and square roots with a systematic set of problems which gradually increase...
Interactive
Scholastic

#### Study Jams! Greatest Common Factor

For Students 5th - 8th Standards
When one method isn't enough to teach GCF, try two! This interactive webpage introduces factors and the prime factor tree to find the greatest common factor of two numbers. After the lesson, have learners click to try the two examples...
Interactive
Scholastic

#### Study Jams! Simplest Form

For Students 3rd - 5th Standards
Make math simple with this step-by-step presentation on fractions in their simplest form. Multiple approaches are introduced including, most efficiently, the division of numerators and denominators by their greatest common factor. Work...
Lesson Plan
Curated OER

#### Greatest Common Factor and Factoring by Grouping

For Teachers 11th - Higher Ed
In this Algebra II/college level worksheet, students factor polynomials by pulling out the GCF and by grouping.  The two page worksheet contains seventy–two problems.  Answers are provided.
Worksheet
Curated OER

#### Greatest Common Factor

For Students 3rd - 5th
These multiples share a few factors, but which one is the greatest? Scholars list the factors for various number pairs, first just indicating common factors. Next, they do the same but write down the greatest common factor. Finally,...
Lesson Plan
Illustrative Mathematics

#### Factors and Common Factors

For Teachers 5th - 7th Standards
This is an exercise in finding the greatest common factor of two whole numbers. Use in direct instruction or as part of your guided practice. Make up additional problems for home work. It also can be used as a mini-assessment or test...
Interactive
Curated OER

#### Greatest Common Factor - OnlineMathLearning.com

For Students 5th - 7th
Use this greatest common factor worksheet to have your charges find the GCF of 3 numbers in each problem that are two and three-digit numbers. They complete 12 problems.
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.
Worksheet
Curated OER

#### Greatest Common Factor

For Students 3rd - 6th
Given 10 number pairs, learners find the greatest common factor for each. For several, one of the numbers is the greatest common factor, and for others mathematicians will need to think a little harder. There space for learners to show...
Worksheet
Curated OER

#### Using a Factor Tree to Find the GCF

For Students 4th - 6th
Learners use the example of a factor tree to find the greatest common factor of three numbers in four problems.
PPT
Curated OER

#### Factoring

For Teachers 6th - 7th
Show how to factor four different numbers using a factor tree. This short slide show defines factoring and then shows how each number 28, 32, 33, and 30 can all be factored.
Lesson Plan
Curated OER

#### Greatest Common Factor

For Teachers 10th - 12th
In this greatest common factor worksheet, students find the GCF of given terms. This one-page worksheet contains 16 problems, with answers.
Lesson Plan
Curated OER

#### Steps to Factor a Polynomial

For Teachers 9th - 12th
Students explore the concept of factoring polynomials.  In this factoring polynomials worksheet, students factor using a GCF, by grouping, a difference of two squares, two cubes, etc.
Lesson Plan
Curated OER

#### Factor Fun for Fifth Graders

For Teachers 5th
Fifth graders explore common factors. In this factorization lesson, 5th graders discover the greatest common factor among two numbers in a game format. Students build on previous knowledge to determine the greatest common factor.
Lesson Plan
Curated OER

#### Paper Pool

For Teachers 7th - 8th
Students explore ratio and proportion, GCF, and LCM.  In this middle school mathematics lesson, students play an interactive Paper Pool game that provides an opportunity to increase their understanding or ratio, proportion, GCF, and...
Worksheet
Curated OER

#### Greatest Common Factor

For Students 3rd - 4th
In this finding the greatest common factor quiz instructional activity, students observe two numerals in each data set and solve. Students solve 10 problems.
Worksheet
Curated OER

#### Primes and Prime Factors

For Students 8th
In this primes and prime factors worksheet, 8th graders solve 21 different problems to include identifying each number as prime, composite, or neither prime nor composite and listing all the primes less than 200. Then they complete each...
Worksheet
Curated OER

#### Factoring Completely

For Students 9th - 11th
For this algebra worksheet, students factor out polynomials using the GCF. They identify special patterns or formula and factor those out first. There are 11 polynomial problems of different degrees.
Interactive
Curated OER

#### Greatest Common Factors

For Students 8th - 10th
For this algebra worksheet, students solve problems using the GCF. They factor out the common variables and simplify the equations. There are 8 questions with an answer key.
Interactive
Curated OER

#### SAT Grid Practice Test 07

For Students 10th - 12th
In this practice test worksheet, students solve percent problems, find the probability of given events, determine the median, and find the unit price. This one page worksheet contains ten multi-step problems.
Worksheet
Curated OER

For Students 6th
Interactive
Curated OER

For Students 6th
Worksheet
Curated OER

#### Multiplying Mixed Numbers

For Students 5th
In this multiplying mixed numbers learning exercise, 5th graders review the steps, then solve three problems, simplify and write the GCF.
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.