Curated OER
Prime Numbers and Factors
Solving factor trees is a helpful way to introduce prime numbers. Your math class practices using this method along with two-column tables to find if a number is prime or not. They also learn other vocabulary, such as composite numbers,...
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Multiplying and Dividing Fractions and Mixed Numbers
Upper graders study fraction and mixed number division and also review fraction multiplication. In this fraction and mixed numbers instructional activity, learners work with the teacher in an oral problem solving method to multiply and...
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Introducing the Concept Prime Factors
Fifth graders identify the prime factorization for 48 using different sets of factors. They find the prime factorization for 60.
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Prime and Composite Numbers
Fifth graders use prime factorization to identify prime and composite numbers. They use cubes to find factors. In groups, 5th graders draw rectangular arrays to discover prime numbers under 100.
Curated OER
Prime Factors
Fifth graders review the concept of prime factorization. Then, they use the rules for divisibility and other notions to find the prime factorization of unfamiliar numbers. They solve problems in a whole class setting.
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Building Venn Diagrams
Students use Venn diagrams to solve prime number and factorization problems. In this multiplication lesson, students watch a video and use a Venn Diagram to help them solve a pizza math activity that uses prime factorization. Students...
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Transition to algebra
Students recognize the difference between a prime and a composite number. In this prime and composite number instructional activity, students use a factor tree model to show prime factorization. Students participate in a...
Willow Tree
Factoring Polynomials
Young mathematicians discover trees organize more than just families — they help factor, too. The lesson begins with factor trees and develops slowly to factoring by grouping and special patterns.
Curated OER
Prime And Composite Numbers - Fuzoku Elementary
Fourth graders investigate the concept of prime and composite numbers. Students study the visual representation for the numbers and use the pictures in order to develop designs for larger numbers. The goal of the lesson is for them to...
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Mastering Math Vocabulary of Prime and Composite Numbers Using Venn Diagrams
Create Venn diagrams. Your class will discover the relationships between even and prime numbers. Next, they will compare that to the relationship between odd and composite numbers.
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Factor Trees
For this factor trees worksheet, students make factor trees for 2 through 4 digit numbers. Students complete 20 factor trees for these numbers.
Virginia Department of Education
Factoring
Uncover the relationship between factoring quadratics and higher degree polynomials. Learners develop their factoring skills through repetition. A comprehensive lesson begins with quadratics and shows how to use the same patterns to...
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Super Factors
Students complete activity pages. In this factors instructional activity, students practice finding the factors of numbers. They discuss prime factors and prime factorization and learn how to complete a factor tree.
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Multiplying and Dividing Fractions and Mixed Numbers
Help math learners discover how to multiply fractions and mixed numbers. They will explore visual examples of the operations. They also practice solving problems that their instructor models.
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Prime Time
Fifth graders complete activities related to prime and composite numbers. In this prime lesson, 5th graders make a hundreds chart with all the prime numbers. They create their own card game which deals with prime and composite...
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Factors and Fractions
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...
Curated OER
Smart Cookie Factors
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...
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Mathematics: Prime and Composite Numbers
Sixth graders explore how to apply the commutative property and the rules of divisibility. They examine the difference between prime and composite numbers.
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Greatest Common Factor
In this greatest common factor worksheet, students find the GCF of given terms. This one-page worksheet contains 16 problems, with answers.
Curated OER
Worksheet Chapter 1, 1.2-1.8 College Prep Algebra
In this algebra worksheet, students complete a variety of basic algebra problems. They compare integers, identify sets of numbers, simplify equations, translate words into numerical expressions, and identify properties. This worksheet...
Curated OER
10-4 Practice: Factoring Differences of Squares
In this practice worksheet, young scholars factor the differences of squares and identify prime expressions. Polynomials contain one or more variables, with exponents. Students complete 42 problems. An answer key is provided.
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Math: Am I Prime?
Seventh graders determine the difference between prime and composite numbers. On a Website, they discover a method to identify all the prime numbers up to 100 and also complete several online activities. Once they have discussed the...
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Prime and Composite Numbers
Fifth graders investigate the concepts of composite and prime numbers. They factor different numbers and determine the number of factors for each. Based upon this information the number is declared prime or composite.
Curated OER
Prime and Composite Numbers
Sixth graders investigate the concept of prime and composite numbers. They use a review of multiplication to help explain factoring. Students are taught the definition of a prime and composite number and then practice independently.