Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 4

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 4 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 8

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 8 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 9

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 9 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 1

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 1 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 17

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 17 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Planet Nutshell

Planet Nutshell: Math Shorts: Additive Inverse

6th - 8th Standards
Planet Nutshell Math Shorts provide animated videos that explain various math topics. On this site students learn about additive inverses.
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Subtract Polynomials Vertically?

9th - 10th Standards
This tutorial shows the steps you need to take when subtracting two polynomials vertically. [5:30]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Find the Additive Inverse of a Polynomial?

9th - 10th Standards
Two polynomials are additive inverses if they are opposites of each other. This tutorial shows how to find the additive inverse of a given polynomial. [3:43]
Instructional Video
Virtual Nerd

Virtual Nerd: What Is the Inverse Property of Matrix Addition?

9th - 10th
Learn about the Inverse Property of Matrix Addition by watching this tutorial. [5:44]
Instructional Video
Virtual Nerd

Virtual Nerd: What Is the Opposite, or Additive Inverse of a Number

6th - 8th Standards
This short video tutorial explains how to find the additive inverse of a number. It provides a definition and examples of the skill.
Instructional Video
Imagine Learning Classroom

Learn Zillion: Add Integers Using a Number Line

7th Standards
In this lesson, you will learn how to add integers by using a number line. [1:53]
Instructional Video
Other

Algebra2go: Additive Inverse and Absolute Value

9th - 10th Standards
Video tutorial reviews the concepts of additive inverse (opposite) and absolute value using a number line. [7:39]
Instructional Video
Other

Algebra2go: Absolute Value and the Opposite

9th - 10th Standards
Absolute value is presented as representing distances on a number line. The concept of opposite (additive inverse) is also demonstrated on a number line. Professor Perez provides an explanation of this in his virtual classroom. [8:26]
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 10

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 10 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 3

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 3 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 4

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 4 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 5

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 5 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 9

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 9 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 1

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 1 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 12

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 12 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 3

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 3 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 7

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 7 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 7

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 7 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 14

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 14 of 17 in the series titled "Solving Addition Equations."