Curated OER
How Do You Add Two Rational Expressions with Different Denominators?
Teach your class how to add two algebraic fractions with different denominators. The instructor in the video describes how to find the common denominator and demonstrates how to simplify the expression. A straightforward video, this...
Corbett Maths
Collecting Like Terms
Combine a useful video with a lesson on combining like terms to make an impact. A short video shows how to write equivalent expressions by combining like terms. It looks at several different examples, including a few where simplification...
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Distributive Property Example 1
This video provides several examples of using the distributive properties of multiplication and division to rewrite expressions. Practice problems are available. [5:39]
PBS
Pbs Learning Media: Math in Fencing: Strategy & Connectivity
Learn about the competitive sport of fencing along with the resulting mathematical problems and equivalent expressions that help determine the number of matches played per tournament in this video from the Center for Asian American...
Planet Nutshell
Planet Nutshell: Math Shorts: Distributive Property
Planet Nutshell Math Shorts provide animated videos that explain various math topics. On this site students learn about the distributive property.
Khan Academy
Khan Academy: Equivalent Expressions With Negative Numbers
Equivalent expressions examples with negative numbers.
Sophia Learning
Sophia: Writing Equivalent Expressions
Explains what equivalent equations are and how to find out if two equations are equivalent. The video is accompanied by a downloadable transcript and quiz questions. [7:57]
Imagine Learning Classroom
Learn Zillion: Write Equivalent Expressions Using Properties of Zero and One
In this video, you will learn how to write equivalent expressions by using the Additive Identity Property of Zero and the Multiplicative Identity Property of 1. [4:53]
Imagine Learning Classroom
Learn Zillion: Write Equivalent Expressions Using Multiplicative Inverse Property
In this video, you will learn how to write equivalent expressions by finding and using the Multiplicative Inverse. [3:24]
Imagine Learning Classroom
Learn Zillion: Video: Write Equivalent Expressions Using Visual/area Model
In this video, you will learn how to write equivalent expressions with variables by using a visual/area model. [5:12]
Imagine Learning Classroom
Learn Zillion: Video: Write Equivalent Expressions by Combining Like Terms
In this lesson, you will learn how to simplify algebraic expressions by combining like terms. [5:28]
Loyola University Chicago
Math Flix: Equivalent Expressions 2
This QuickTime movie provides another opportunity to compare equivalent expressions. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Translating English to Algebra
This QuickTime movie provides an opportunity to translate English words into an algebraic expression. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Equivalent Expressions 1
This QuickTime movie provides an opportunity to compare equivalent expressions. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Sophia Learning
Sophia: Simplifying Algebraic Fractions: Lesson 2
This lesson explains the concept of reduction in the number of terms, number of operations, and degree of terms in a rational expression. It is 2 of 6 in the series titled "Simplifying Algebraic Fractions."
Sophia Learning
Sophia: Simplifying Algebraic Fractions: Lesson 3
This lesson explains the concept of reduction in the number of terms, number of operations, and degree of terms in a rational expression. It is 3 of 6 in the series titled "Simplifying Algebraic Fractions."
Sophia Learning
Sophia: Simplifying Algebraic Fractions: Lesson 4
This lesson explains the concept of reduction in the number of terms, number of operations, and degree of terms in a rational expression. It is 4 of 6 in the series titled "Simplifying Algebraic Fractions."
Virtual Nerd
Virtual Nerd: How Do You Know if Two Expressions Are Equivalent?
This concept demonstration video [1:52] explains how two expressions can be equivalent.