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Lesson Plan
Curated OER

Greatest Common Factor: Using the Factor Tree

For Teachers 9th - 10th
Students find the greatest common factor of two numbers. In this algebra lesson, students use prime factorization to find their factor to simplify equations. they create a factor tree to find the factors of composite numbers.
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Lesson Plan
Curated OER

Prime Factorization: Finding Factors in the Fifth Grade

For Teachers 5th
The lesson starts out with a brain drain, which is a great way to get students to activate prior knowledge and build lasting connections. They tell everything they know about prime factorization, use their knowledge to...
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PPT
Curated OER

Fractions VI: Simplifying Fractions

For Teachers 4th - 5th
This fractions PowerPoint defines and gives examples of factors and greatest common factors, then introduces the steps involved in simplifying a fraction. Plenty of guided practice is provided for each step.
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Worksheet
Curated OER

Greatest Common Factor: Reteach

For Students 5th - 6th
In this greatest common factor worksheet, 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 the...
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Worksheet
Curated OER

Greatest Common Divisor

For Students 9th - 10th
In this greatest common divisor worksheet, students use prime factorization to determine the greatest common factors of two or more numbers. Explanations and examples are provided. This two-page worksheet contains ten problems.
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Worksheet
Curated OER

Number, Number Sense and Operations: Worksheet Four

For Students 6th - 8th
Review a variety of mathematical skills with this worksheet. In this number sense and operations worksheet, learners solve 15 different problems that include simplifying various equations. In addition, they write the powers in order from...
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Lesson Plan
1
1
Willow Tree

Factoring Polynomials

For Students 8th - 11th Standards
Young mathematicians discover trees organize more than just families — they help factor, too. The instructional activity begins with factor trees and develops slowly to factoring by grouping and special patterns. 
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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
Norm Mitchell

Reteaching Page 4.3 Finding the Greatest Common Factor

For Students 5th - 6th Standards
A bit of instruction on how to find the greatest common factor opens the activity. Leanrers are then given three practice pairs of numbers. Then the assignment goes on to describe prime factorization, and also provides three more...
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Lesson Plan
Curated OER

Factors, Prime Factorization, Multiples

For Teachers 7th
Seventh graders examine Prime Factorizations, Multiples, and Factors. In this prime number, factorization, and multiples activity, 7th graders identify greatest common factors and least common multiples. Students use problem solving...
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Lesson Plan
Curated OER

Prime and Composite Numbers, Prime Factorization

For Teachers 6th - 8th
Students research prime and composite numbers. With a partner, students use graph paper to draw rectangles of various sizes. They list the dimensions of rectangles and discuss how the dimensions relate to the factors of each number....
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Worksheet
Curated OER

Factoring Completely

For Students 9th - 11th
In 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.
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Worksheet
2
2
Flipped Math

Unit 9 Review: Factoring

For Students 9th - 10th Standards
Make it complete. Pupils work through 16 problems to review factoring. The problems consist of straight factoring of polynomial expressions, solving equations by factoring, and applying factoring to real-world problems.
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Worksheet
Curated OER

Greatest Common Factor

For Students 5th - 6th
In this math activity, students solve 20 problems in which they find the greatest common factor of two 2 digit numbers. Students first list the factors of each number, then determine the GCF. Note: The space to write all the factors is...
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Worksheet
Math Mammoth

Divisors = Factors 1

For Students 4th
In this mathematics worksheet, 4th graders fill in the chart with the factors divisible by each number. Then they study the charts and respond to the five word problems that follow. Students also find as many common factors of the given...
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Lesson Plan
Curated OER

Factoring Polynomials 4

For Teachers 8th - 10th
This is worksheet that reviews factoring of binomials, trinomials, and a few four-term polynomials. Some problems require more than one step to completely factor.  Answers are not provided.   
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Lesson Plan
Curated OER

Factoring Polynomials 5

For Teachers 8th - 10th
More practice of factoring binomials, trinomials, and a few four-term polynomials is provided on this worksheet. Some problems require more than one step to completely factor.  Answers are not provided.   
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Worksheet
Curated OER

Factoring Puzzle

For Students 7th - 9th
In this factoring puzzle, students factor given equations with one and two variables, exponents, and parenthesis.  This one-page instructional activity contains 19 matching problems. 
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Worksheet
Helping with Math

Prime Factorization with Factor Trees (2 of 2)

For Students 3rd - 5th Standards
The publisher has tagged this resource as designed to meet CCSS.Math,Content.6.NS.4, but it really is only the first step in the process of determining least common multiples and greatest common factors. Six numbers are given for...
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Instructional Video16:14
2
2
Flipped Math

Factor Trinomials by Grouping

For Students 9th - 10th Standards
Help! The leading coefficient is not one. Learners view a video showing a technique to factor trinomials when the leading coefficient is not one. Pupils try a few examples including solving equations by factoring and check their answers...
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Lesson Plan
02 x 02 Worksheets

Factoring

For Teachers 8th - 11th Standards
Factor in this resource when teaching how to factor polynomials. Scholars use algebra tiles to factor linear and quadratic expressions. They practice their skill by working on example problems from a worksheet.
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Worksheet
Curated OER

Factoring Trinomials

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students factor by pulling out the greatest common factors and factor trinomials in which the lead coefficient is one.    The one page worksheet contains thirteen free response questions.  Answers...
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Lesson Plan
Curated OER

What Are You - Prime or Composite

For Teachers 8th - 10th
Students explore the concept of prime factorization. In this prime factorization activity, students participate in an activity where they find the prime factorization and greatest common factor of a number derived from their name....
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Lesson Plan
Curated OER

Worksheet Chapter 6: College Prep Algebra

For Teachers 9th - 12th
In this algebra worksheet, students perform a variety of operations. They factor polynomials, solve algebraic equations, identify the GCF, and solve real life word problems. Twelve of these 100 problems are real life word problems.