Mathispower4u
Write Algebraic Expressions for Applications
Algebra makes the world go round; well, not really, but it does make problems easier. An informative YouTube video shows how to write algebraic expressions. Contexts include both mathematical and real-world problems, such as perimeter,...
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Algebraic Expressions Lcm
This video explains how to find the least common multiple of algebraic expressions. Practice problems are available. [4:40]
PBS
Pbs Learning Media: Real Life Math: Astrobiologist
An astrobiologist and a physicist explain how mathematics is universally critical to helping understand nature and the cosmos in this video from KAET. In the accompanying classroom activity, students discuss the mathematics in the video,...
Sophia Learning
Sophia: Evaluating a Function for an Algebraic Expression: Lesson 7
This lesson describes how to plug a function into an expression for every x appearance in order to evaluate a function for an algebraic expression. It is 7 of 10 in the series titled "Evaluating a Function for an Algebraic Expression."
Sophia Learning
Sophia: Evaluating a Function for an Algebraic Expression: Lesson 8
This lesson describes how to plug a function into an expression for every x appearance in order to evaluate a function for an algebraic expression. It is 8 of 10 in the series titled "Evaluating a Function for an Algebraic Expression."
Sophia Learning
Sophia: Simplifying Complex Fractions in the Real World
This lesson provides real world examples that involve simplifying complex fractions. Students can watch a video tutorial and then take an online quiz.
Sophia Learning
Sophia: Translating Words Into Algebraic Expressions and Equations: Lesson 3
I will translate words (verbal expressions and sentences) into numbers and math symbols (algebraic expressionsand equations) in mathematical problems. This lesson is 3 of 3 in the series titled "Translating Words into Algebraic...
Sophia Learning
Sophia: Two Way Tables/contingency Tables: Lesson 2
This lesson will explain two-way tables. It is 2 of 3 in the series titled "Two-Way Tables/Contingency Tables."
Sophia Learning
Sophia: Evaluating an Expression: Lesson 11
This lesson defines what it means to evaluate an expression. It is 11 of 20 in the series titled "Evaluating an Expression."
Math Mammoth
Math Mammoth: What Are Expressions and Equations?
Explains the definitions of and the difference between expressions and equations, and how to write an expression from a written description. [4:42]
Math Mammoth
Math Mammoth: Working With Expressions and Equations
Explains how to write an equation from a written description and presents problems where each situation must be matched with the correct expression. [4:37]
Khan Academy
Khan Academy: Expressions: Algebraic Expression Least Common Multiple
This video explains how to find the least common multiple of algebraic expressions.
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: Writing Expressions Word Problems
The video uses examples to describe how to write an expression from a word problem.
Khan Academy
Khan Academy: Writing Basic Expressions Word Problems
The video uses examples to describe how to write an expression from a word problem.
Khan Academy
Khan Academy: Factoring With the Distributive Property
Sal shows how to factor the expression 4x+18 into the expression 2(2x+9). [3:28]
Virtual Nerd
Virtual Nerd: What's a Term?
Take a look at this tutorial to learn exactly what a 'term' in a polynomial is all about. [5:11]
Khan Academy
Khan Academy: Terms, Factors, & Coefficients
This video explains what the words term, factor, and coefficient mean.
Khan Academy
Khan Academy: Variables and Expressions: Evaluating Exponential Expressions 2
Video evaluating an exponential expression using the order of operations.
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: Evaluating Expressions With Unknown Variables
In this video lesson students explore a few examples where they are asked to evaluate an expression with multiple uknown variables.
Khan Academy
Khan Academy: What Expressions Express: Combining Like Terms 3
This video demonstrates how to combine like terms in an expression.
Khan Academy
Khan Academy: Dogs Cats and Bears in a Pet Store Visual Argument
This video shows how to compare expressions.