Interactive
CK-12 Foundation

Greatest Common Factor Using Lists

For Students 6th Standards
By creating a list of factors for two numbers, it is easier to see the greatest common factor. Each question in an interactive resource asks pupils to identify the greatest common factor for the numbers 24 and 36 in several...
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.
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
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...
Worksheet
Curated OER

GCF by a factor tree

For Students 5th - 9th
In this greatest common factor worksheet, students find the greatest common factor of 2 two digit numbers in each problem using factor trees. Students complete 4 problems.
Worksheet
Curated OER

Greatest Common Factor and Division

For Students 5th - 8th
In this greatest common factor and division activity, students answer word problems about the greatest common factor and division of numbers. Students complete 10 multiple choice questions.
Worksheet
Curated OER

List the factors and find the GCF

For Students 6th - 10th
In this factors activity, students list the factors and find the greatest common factor of 2 numbers in each problem up to number 24. Students complete 5 problems.
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.
Worksheet
Curated OER

GCF of Polynomials: all variables

For Students 7th - 12th
In this greatest common factor instructional activity, students find the greatest common factors of polynomial equations with only variables in them. Students complete 6 problems.
Worksheet
Curated OER

Leveled Problem Solving Greatest Common Factor

For Students 6th
In this factorization worksheet, 6th graders solve 6 word problems by finding the greatest common factor for sets of numbers. They apply the information to determine the answers.
Worksheet
Curated OER

Common Factors and Greatest Common Factors

For Students 4th - 5th
In this GCF worksheet, students use factors and GCF's to solve a set of word problems. All problems relate to factors and GCF's.
Worksheet
Curated OER

Finding the Greatest Common Factor Quiz

For Students 4th - 6th
For 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.
Interactive
Online Math Learning

Word Problems That Use GFC or LCM

For Students 4th - 6th
This is a webpage that contains five word problems requiring learners to find the least common multiple or least common denominator.
Assessment
EngageNY

End-of-Module Assessment Task: Grade 6 Math Module 2

For Students 6th Standards
Give learners a chance to shine. The last installment of a 21-part series is an end-of-module assessment. Scholars show their understanding of operations with decimals and division of fractions by solving problems in the context of a...
Organizer
Curated OER

Problem-Solving Strategy: Use Logical Reasoning

For Students 4th - 5th
In this problem-solving worksheet, students solve 1 mathematical word problem by figuring out the answers to 7 questions. Students record their answers on the lines provided.
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.
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

Common Factors

For Students 4th - 6th
In this common factors worksheet, students list the common factors for 2 numbers in each problem with numbers up to 10. Students complete 4 problems.
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...
Activity
Education Development Center

Integer Combinations—Postage Stamps Problem (HS Version)

For Students 8th - 9th Standards
It seems the post office has run out of stamps! Learners build all the values of postage available if the post office only sells five- and seven-cent stamps. The task provides an opportunity to create an expression in two variables and...
Worksheet
Math Mammoth

Divisors = Factors 1

For Students 4th
For 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...
Worksheet
Curated OER

Word Problems

For Students 3rd - 4th
For this word problems worksheet, students read the word problems and use multiple operations to solve the problems. Students solve 6 problems.
Worksheet
Curated OER

Factoring Completely

For Students 9th - 11th
In this algebra instructional activity, 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.
Worksheet
Mrs. Glosser's Math Goodies

Number Theory Worksheet 3

For Students 6th - 8th Standards
A nine-row data table has novice number crunchers fill in columns for the greatest common factor, least common multiple, product of the two, and product of numbers. The pairs of numbers to work with are all single- and double-digit...