Interactive
CK-12 Foundation

Greatest Common Factor Using Factor Trees

For Students 6th Standards
Beginning with a description that sets the stage, learners are asked to break down the numbers 42 and 63 to find the greatest common denominator using factor trees. As they work through the factoring process, young mathematicians are...
Worksheet
Curated OER

Factoring Polynomials: GCF and Factoring by Grouping

For Students 9th - 12th Standards
Work your way through factoring polynomials with a worksheet that starts with the GCF and ends with factoring by grouping. Each page provides an example as well as an answer key for each section. 
Lesson Plan
Curated OER

Smart Cookie Factors

For Teachers 4th - 5th
Learners examine the concept of finding the greatest common factor. They complete number of activities as they practice identifying prime and composite numbers. Pupils apply rules of divisibility and find the greatest common factor while...
Interactive
CK-12 Foundation

Greatest Common Factor Using Lists: Tiling the Kitchen Floor

For Students 6th Standards
Use a combination of tiling a rectangle to find area and find the greatest common factor of the lengths of two sides and the area they create. Pupils increase and decrease the sides of the rectangle before answer five questions...
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...
Worksheet
Math Mammoth

Greatest Common Factor

For Students 4th - 5th
In this math worksheet, students find the greatest common factor for 5 sets of problems. The 5th set uses a graphic representation to help with comprehending the concept.
Lesson Plan
Curated OER

Factors and Fractions

For Teachers 5th - 6th
Find the greatest common factor of numbers. Learners review prime and composite numbers and how to find the prime factorization of a number. They also review the greatest common factor, least common multiple, and learn new ways to find...
Lesson Plan
Texas Instruments

Greatest Common Divisor and Least Common Multiple

For Teachers 8th - 12th Standards
Students solve problems using the GCD and LCM. In this algebra activity, students factor and simplify equations using the greatest common and least common factors and multiples. They factor integers in pairs.
Worksheet
Math Mammoth

GCF and Simplifying Fractions

For Students 7th - 9th
For this math activity, 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.
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,...
Lesson Plan
Texas Instruments

Factoring and Solving Quadratic Binomials

For Teachers 9th - 12th Standards
Here is a TI-Navigator™ activity that allows students to review the concept of factoring and solving quadratic binomials, including a connection to graphical solutions. They enter a number such as -2 using the minus key and not the...
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.
Worksheet
Cloud Front

Factoring Worksheet

For Students 9th - 12th Standards
If you're searching for a instructional activity that covers all things factoring look no further. The instructional activity covers factoring out a GCF, factoring by grouping, trinomials, and difference of squares. And the...
Lesson Plan
Curated OER

Prime and Composite Numbers, Prime Factorization

For Teachers 6th - 8th
Middle schoolers 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...
Printables
1
1
Houghton Mifflin Harcourt

Unit 4 Math Vocabulary Cards (Grade 5)

For Students 5th Standards
Common denominators, factors, and rounding are a few of the terms in a set of flash cards designed to reinforce math vocabulary. Forty-two cards offer a bold-faced vocabulary word or a corresponding definition alongside an...
Lesson Plan
Curated OER

What Are You - Prime or Composite

For Teachers 8th - 10th
Young scholars explore the concept of prime factorization. For this prime factorization lesson, students participate in an activity where they find the prime factorization and greatest common factor of a number derived from their name....
Study Guide
Cave Creek Unified School District

Crusades and Culture in the Middle Ages

For Students 9th - 12th Standards
The Crusades sounds like a glamorous time period in the Middle Ages full of glory—but was it? Scholars find and review the truth of the Crusades' influence on the world through the resource. The study guides, separated individually by...
Handout
Cabrillo College

Elementary Algebra

For Students 8th - 11th Standards
Hello Algebra! If you're in need of a resource with a books worth of examples and practice problems, this is it. Some topics include linear equations, polynomials and exponents, rational expressions, quadratic equations, and a...
Worksheet
Curated OER

Polynomials and Linear Factors

For Students 10th - 11th Standards
This algebra worksheet reviews writing polynomials in standard form from factored form, looks at the graphs of polynomials of degree higher than two, and identifies the zeros of polynomials using the Factor Theorem and Fundamental...
Assessment
CCSS Math Activities

Smarter Balanced Sample Items: 6th Grade Math – Target C

For Teachers 6th Standards
Are you looking for review questions before standardized testing? Grade 6 Claim 1 Item Slide Show offers nine questions covering a variety of topics using decimals, factors, and multiples. With separate slides for answers, using the...
Lesson Plan
Curated OER

Euclidean Algorithm

For Teachers 9th - 12th
Young scholars are introduced to the concept of a Greatest Common Divisor. They review the number systems. Students are told how the entire field of Number Theory primarily uses the integers. They are told the Fundamental Theorem of...
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...
eBook
CK-12 Foundation

CK-12 Middle School Math Concepts - Grade 6

For Students 6th Standards
Twelve chapters cover a multitude of math concepts found in the Common Core standards for sixth grade. Each title provides a brief explanation of what you will find inside the chapter—concepts from which you can click on and learn more...
Workbook
Utah Education Network (UEN)

Ch 0: Fluency

For Students 6th Standards
Become fluent in the language of mathematics. Scholars learn to divide multi-digit whole numbers and determine the most significant common factor and the least common multiple. They also investigate how to apply the distributive property...