Lesson Plan
Curated OER

Super Factors

For Teachers 5th - 8th
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.
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 lesson, students participate in an activity where they find the prime factorization and greatest common factor of a number derived from their name. Students...
Lesson Plan
Curated OER

Prime Factorization

For Teachers 5th - 6th
Young scholars work with prime numbers. In this prime factorization lesson, students review writing numbers in their prime factorization form and solve multiple problems.
Lesson Plan
Curated OER

Transition to algebra

For Teachers 9th - 10th
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...
Lesson Plan
Curated OER

Prime Factorization

For Teachers 6th
Sixth graders participate in a lesson that focuses on the concept of finding the prime factorization of a number. They write the answer using exponential notation. Students play a game of Bingo to keep engaged during the lesson.
Lesson Plan
Curated OER

Prime Factorization

For Teachers 4th - 5th
In this math worksheet, students find the solutions to the whole numbers through finding the prime factorization. This could be done using number trees.
Worksheet
Curated OER

Factorization

For Students 8th - 10th
In this algebra learning exercise, students factor number using their prime factors. They use a factor tree to help them find their prime numbers as they factor out. There are 20 factoring problems with an answer key.  
Worksheet
Curated OER

Least Common Multiple Practice 2

For Students 4th - 6th
In this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
Worksheet
Curated OER

Least Common Multiple Practice

For Students 4th - 6th
In this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
Worksheet
Curated OER

Least Common Multiple Practice 3

For Students 4th - 6th
In this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
Worksheet
Curated OER

Finding LCM

For Students 4th - 5th
In this LCM learning exercise, students read several paragraphs on finding LCM in various situations, then solve 25 problems.
Worksheet
Curated OER

Finding LCM

For Students 4th - 5th
In this finding LCM worksheet, students read a substantial amount of information about finding LCM for numbers, then complete 20 problems using the information given.
Lesson Plan
Curated OER

Introductory Algebra Chapter R Review

For Teachers 6th - 8th
In this math worksheet, students solve the problems and simplify the fractions. Each of the sets is related to the instructional objectives.
Lesson Plan
Curated OER

Factoring Large Numbers

For Teachers 7th
Seventh graders practice applying the rules of divisibility.
Unknown Type
University of Waterloo (Canada)

Wired Math: Primes and Prime Factors [Pdf]

For Students 3rd - 8th Standards
Explore primes, prime factors, and composites using this collection of worksheets. Lots of detailed examples, interesting math facts, and colorful visuals. Acrobat Reader required.
Unit Plan
Cool Math

Coolmath: Pre Algebra: Prime Factorizations

For Students 4th - 6th Standards
In this tutorial, students learn how to do prime factorization by a few different methods, including factor trees and factor stacks. The exercises work their way up from 2-digit numbers up to 5 digits. Includes practice problems.
Activity
Shodor Education Foundation

Shodor Interactivate: Factorize

For Students 3rd - 8th Standards
This Shodor site gives a brief explanation of factorization, and it allows you "to find all of the factorizations of a given number and then draw the product as the area of a rectangle on a grid."
Interactive
Calculator Soup

Calculator Soup: Prime Factorization Calculator

For Students 9th - 10th
Use this prime numbers calculator to find all prime factors of a given integer number up to 1 trillion. This calculator presents prime factors of a number, prime decomposition in exponential form, CSV (comma separated values) list of...
Activity
Amby Duncan-Carr

Prime Factorization: Amby's Resources

For Students 6th - 8th
What is prime factorization? This site goes through a step-by step process explaining different ways to find the prime factorization.
Activity
Elias Saab

Math Drills: Prime Factorization Quiz

For Students 3rd - 8th Standards
This site is an interactive quiz which provides students with a prime factorization problem. Students input their solution and have the program evaluate it. Hints are available if the student needs them, and explanations are provided...
Unit Plan
Homeschool Math

Homeschool Math: Prime Factorization

For Teachers 3rd - 8th Standards
This site contains a free lesson on Prime Factorization in which students learn by doing practice problems.
Lesson Plan
Cuemath

Cuemath: Prime Factorization

For Students 5th - 8th
In this lesson, you will be learning prime factorization to solve various mathematical problems followed by solved examples and practice questions.
Handout
Quia

Ixl Learning: Prime Factorization

For Students 5th - 6th
Brush up on your math skills relating to prime factorization then try some practice problems to test your understanding.
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 2 Prime Factorization

For Students 6th - 8th
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of prime factorization. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the...