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Lesson Plan
Curated OER

Greatest Common Factor and Least Common Multiple Story Problems

For Teachers 4th - 5th
In this story problems worksheet, students determine whether to find either the greatest common factor or the least common multiple in order to solve the problem.
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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.
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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. 
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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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Lesson Plan
Curated OER

Factor Fun for Fifth Graders

For Teachers 5th
Fifth graders explore common factors. In this factorization lesson plan, 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.
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Worksheet
Curated OER

Greatest Common Factors

For Students 7th - 8th
In this pre-algebra activity, students solve the 18 questions in order to find the greatest common factor of the two or three given numbers.
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Lesson Plan
Curated OER

Paper Pool

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

Greatest Common Factor

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

Factoring Polynomials

For Students 9th
In this factoring polynomials worksheet, 9th graders solve and complete 33 different multiple choice problems. First, they determine the equation that best represents a simplified form after factoring out the GCF. Then, students...
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Worksheet
Curated OER

Factors and Greatest Common Factor

For Students 9th
In this factors instructional activity, 9th graders solve and complete 39 different problems that include determining the greatest common factor to solve. First, they state whether each number is prime or composite. Then, students...
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Worksheet
Curated OER

Number Sense and Operations

For Students 8th - 9th
In this number sense and operations instructional activity, students solve 15 different problems that include number lines and identifying various types of numbers. First, they solve a given equation and then check their work. Then,...
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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...
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Worksheet
Curated OER

Factoring

For Students 6th - 8th
In this math learning exercise, students complete problems involving factoring. In the first section, they find all factors of a number. Students find the least common multiple and the greatest common factors. This is a learning exercise...
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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.
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Lesson Plan
Curated OER

Making the Connections

For Teachers 3rd - 8th
Use a Horton Chart to identify relationships between numbers and make equivalent fractions and decimals. Scholars change a fraction to find the greatest common factor, find percents, and make equivalent decimals.
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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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Interactive
Curated OER

Greatest Common Factors

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

Greatest Common Factor

For Students 3rd - 6th
In this greatest common factor worksheet, learners find the greatest common factor of 2 numbers that are up to 20. Students complete 10 problems.
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Lesson Plan
Curated OER

Mastering Math Vocabulary

For Teachers 5th
Fifth graders investigate factors by utilizing mathematical terms.   In this number sense lesson, 5th graders discuss and define terms such as factors, multiples, and denominators.  Students create a Venn Diagram when completing common...
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Worksheet
Curated OER

Prime Factorization, Equivalent Fractions and GCF review

For Students 7th - 9th
In this sample test instructional activity, 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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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 activity contains 19 matching problems. 
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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...
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Worksheet
Curated OER

Factor Trees and GCF

For Students 6th - 8th
For 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.