Khan Academy
Khan Academy: Variables Expressions and Equations
Introduction and examples of variables, expressions and equations.
Khan Academy
Khan Academy: What Expressions Express: Combining Like Terms 2
A video showing how to simplify an expression with like terms.
Khan Academy
Khan Academy: Variables and Expressions: Expressions With Two Variables
Video showing how to evaluate an expression which contains two variables.
Sophia Learning
Sophia: Terms in Algebraic Expressions
This lesson defines the concept of terms in an algebraic expression. Students can watch a video tutorial and then take an online quiz.
Sophia Learning
Sophia: Terms in Algebraic Expressions
This lesson defines the concept of terms in an algebraic expression. Students can watch a video tutorial and then take an online quiz.
Sophia Learning
Sophia: Terms in Algebraic Expressions
This lesson defines the concept of terms in an algebraic expression. Students can watch a video tutorial and then take an online quiz.
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]
Khan Academy
Khan Academy: Variables and Expressions:evaluating Expressions With 2 Variables
This video demonstrates how to evaluate an expression with two variables using substitution.
Khan Academy
Khan Academy: Order of Operations: Order of Operations 1
This video explains the order of operations with exponents and negative numbers.
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: Simplification 1
This QuickTime movie from COUNTDOWN provides an opportunity to simplify an expression by combining like terms. 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: Simple as 1, 2, 3
This QuickTime movie provides an opportunity to see how easy it is to simplify an expression by combining terms. 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.
Khan Academy
Khan Academy: Equivalent Expressions
Sal finds equivalent expressions by combining like terms and using the distributive property. [1:57]
Homeschool Math
Homeschool Math: Negative or Zero Exponent
Students learn about negative and zero exponents through video instruction and examples.
Other
Professor Freedman's Video Snippets Combine Like Terms
Watch this very short video explanation of the how to combine like terms and multiply expressions by Professor Ellen Freedman. She offers simple, concise, easy to remember tips.
Sector Matemática
Psu Matematica: Valorar Expresiones Algebraicas
This video explains how to evaluate an algebraic expression. [7:30]
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.