Prime Factorize

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...

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...

What is a prime number? Is zero a prime number? Is one a prime number? No?! Is two a prime number? Yes. So what is the definition of a prime number? A prime number is a number that can only be divided by 1 and itself. Watch this short...

Here's a quick review on how to use a prime factor tree to find the greatest common factor of two numbers. This is one of the simplest ways to find the greatest common factor. So watch this video to get a refresher on how to do prime...

When one method isn't enough to teach GCF, try two! This interactive webpage introduces factors and the prime factor tree to find the greatest common factor of two numbers. After the lesson, have learners click to try the two examples...

What is the greatest common factor of two terms in an expression? First prime factor each of the terms. Then find the factors that they have in common. Multiply if needed. That is how to find the greatest common factor. Watch the video...

Use prime factorization to find the greatest common factor of three given values. What are the factors that all three given numbers have in common? Identify them, and then multiply together to get the greatest common factor. Just like...

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. 

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...

Review the characteristics of prime numbers. The narrator begins by defining factors and then goes on to explore the definition of prime numbers. This is a quick and easy way to review prime numbers.