Instructional Video6:04
Curated OER

How Do You Find the Least Common Multiple of Monomials?

7th - 10th
Looking for the least common multiple, not the greatest common factor. It's so easy to mix these up. It may seem a little confusing at first because there are variables and exponents in the monomial examples. Watch this video and get...
Instructional Video2:08
Curated OER

Constructing a Factor Tree

5th - 8th
The instructor uses a diagram of a tree to work on to show how to do prime factorization. This is a short and to the point video.
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Factor a Greatest Common Factor Out of an Expression

10th - 12th
Knowing how to find the Greatest Common Factor (GCF) is crucial to solving an equation or simplifying an expression. Review for the SAT by watching this tutorial that walks you through the process. [4:57]
Instructional Video
Khan Academy

Khan Academy: Arithmetic and Pre Algebra: Prime Factorization

6th - 8th
This video shows how to find the prime factorization of a two-digit number and write the answer in exponential notation. Practice problems available. Practice problems are available. [4:09]
Instructional Video
Khan Academy

Khan Academy: Arithmetic and Pre Algebra: Common Divisibility Examples

9th - 10th
This video shows how to determine the prime factorization of a number to determine divisibility. Practice problems are available. [8:13]
Instructional Video
Khan Academy

Khan Academy: Arithmetic and Pre Algebra: Comparing Fractions 2

3rd - 8th Standards
This video shows how to compare two fractions using a several methods. Practice problems are available. [7:08]
Instructional Video
Sophia Learning

Sophia: Simplifying Radicals With Prime Factorization

9th - 10th
This video tutorial demonstrates how to simplify radicals using prime factorization. The lesson includes detailed examples. There is also a self-assessment for learners to check themselves. Video
Instructional Video
Math Playground

Math Playground: How Do You Reduce Fractions?

3rd - 5th Standards
This video illustrates how to reduce or simplify a fraction.
Instructional Video
Khan Academy

Khan Academy: Prime Factorization Exercise

5th - 6th
Demonstrates how to find the prime factors of whole numbers. [3:49]
Instructional Video
Khan Academy

Khan Academy: Prime Factorization: Prime Factorization

6th - 8th
This video shows how to find the prime factorization of a two-digit number and write the answer in exponential notation.
Instructional Video
Khan Academy

Khan Academy: Prime Factorization: Common Divisibility Examples

6th - 8th
This video shows how to determine the prime factorization of a number to determine divisibility.
Instructional Video
Sophia Learning

Sophia: Simplfying Radicals With Prime Factorization

9th - 10th
Students learn how to simplify radicals using prime factorization. The mathematics concept is explored through this video lesson. Video
Instructional Video
Imagine Learning Classroom

Learn Zillion: Find the Gcf and Lcm Using Prime Factorization

6th Standards
In this lesson, you will learn how to find the GCF and LCM of two whole numbers by using their prime factors. [4:40]
Instructional Video
Study Pug

Study Pug: Least Common Multiple (Lcm)

5th - 7th
Video tutorial uses the "cake method" to find the least common multiple.[1:24]
Instructional Video
Loyola University Chicago

Math Flix: Table of Factors

3rd - 5th
This QuickTime movie provides an opportunity to identify factors and with that information identify prime numbers. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Instructional Video
Sophia Learning

Sophia: Different Representations of Monomials

9th - 10th
This video lesson demonstrates how to break down a monomial using prime factorization. Students can check their understanding with an assessment.