Composite and Prime Numbers

Factoring is an essential component in algebra, and this worksheet prepares learners with a quick reference guide and examples. After they find all the factors, they decipher whether the number is prime or composite.

Children determine if the 45 numbers listed are prime numbers or composite numbers. They check off their answers. A very good resource!

Demonstrate a method for finding the prime factorization of numbers using factor trees and a video that explains how to break a number down to its prime factors. The instructor reinforces the concept of factors by displaying the...

Create an understanding of prime numbers with the class after watching a video that examines different numbers and recognizes prime numbers as being those that do not have other factors than one and itself. The narrator then...

While the standards don't call for negative numbers to be taught before the sixth grade, many students benefit from learning the concept earlier. A video explains what teachers mean by the opposite of a number. It includes absolute...

Through four steps, three different time values for a 100-meter run are arranged on a number line in order to practice ordering decimal numbers. The price of two sports drinks are also compared. All of this comes in narrated and animated...

Prime or composite, that is the question. Teach your class how to find the answer with this step-by-step presentation that defines and provides examples of each type of number. When addressing larger numbers, divisibility rules are...

Deepen the number sense of young mathematicians by exploring the process of prime factorization. Follow along with this step-by-step presentation that explains how factor trees are used to break a composite number down into its prime...

Nine true or false, multiple-choice, and discussion questions make up an interactive designed to reinforce scholars' knowledge of prime and composite numbers. A number chart reveals every prime number through 100. 

Start with the basics and introduce the first 24 numbers in the world of prime and composites. This graphic organizer has students list the factors and then categorize the numbers appropriately. A great way to organize information and...