Instructional Video
Math Mammoth

Math Mammoth: How to Calculate the Percent of Change (Increase or Decrease)

6th - 8th Standards
A beginning lesson that demonstrates how to find the percentage of change, whether an increase or decrease. [9:47]
Instructional Video
Math Mammoth

Math Mammoth: Percent of Change: Applications

6th - 8th Standards
Demonstrates how to solve two problems about percentage change, one involving area and the other discounts. [7:17]
Instructional Video
Math Mammoth

Math Mammoth: Equations With Percentages: Pre Algebra Lesson

7th
In this lesson, students are shown how to convert percentages into decimal form in order to write simple equations for solving word problems. [5:45]
Instructional Video
Virtual Nerd

Virtual Nerd: What's a Percent?

7th - 9th
Percents are an important part of everyday life. Watch this tutorial and learn what percents are all about. [1:22]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Use an Equation to Find a Whole?

7th - 9th
Video tutorial shows how to use a percent equation to find a percent of a number. [5:09]
Instructional Video
Virtual Nerd

Virtual Nerd: What Is the Percent Equation?

7th - 9th
Watch this tutorial to learn about percent equations which are helpful in solving how to take a percent of a number. [6:37]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Figure Out How Much Something Is Marked Down?

9th - 10th
Discover how to calculate the sale price of an item by watching this instructional video. [2:31]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Solve a More Complicated Interest Problem?

9th - 10th
Are you into investments? Follow along as this tutorial goes through a word problem involving interest at different rates. [6:17]
Instructional Video
Khan Academy

Khan Academy: Algebra: Taking Percentages

9th - 10th Standards
The algebra resource demonstrates how to calculate a percent of a number. Students learn about the concept through a video tutorial.
Instructional Video
Khan Academy

Khan Academy: Algebra: More Percent Problems

9th - 10th
The algebra resource demonstrates how to solve a percent word problem. Students learn about the concept through a video tutorial. [9:05]
Instructional Video
Khan Academy

Khan Academy: Algebra: Another Percent Word Problem

9th - 10th
The algebra resource demonstrates how to solve a percent word problem. Students learn about the concept through a video tutorial. [6:18]
Instructional Video
Khan Academy

Khan Academy: Algebra: Growing by a Percentage

9th - 10th
This algebra resource demonstrates increasing a quantity by a percentage. Students learn about the concept through a video tutorial and available practice problems. [9:42]
Instructional Video
Khan Academy

Khan Academy: Intro to Percentages: Converting Decimals to Percents

5th - 8th
In this video lesson students learn to convert decimals to percents.
Instructional Video
Khan Academy

Khan Academy: Intro to Percentages: Converting Decimals to Percents

5th - 8th
In this video lesson students learn to convert decimals to percents.
Instructional Video
Sophia Learning

Sophia: Decrease Percent of Change

9th - 10th
The video lesson explores an example of how to determine the decreased percent of change.
Instructional Video
Sophia Learning

Sophia: Discount Percentages

9th - 10th
Use real world applications to determine percent increase and percent decrease. Take a quiz to assess learning.
Instructional Video
Sophia Learning

Sophia: Expressing Percents in Words

6th - 8th
Explore how to write and solve percent proportions using words and symbols. Check understanding with a quiz.
Instructional Video
Sophia Learning

Sophia: Expressing Percents in Words

6th - 8th
Discover how percent proportions can be written in words and using variables to represent the unknown.
Instructional Video
Sophia Learning

Sophia: Expressing Percents in Words

6th - 8th
Use collected data from a classroom to determine how percent proportions can be written in words and symbols.
Instructional Video
Sophia Learning

Sophia: Finding Percentages

6th - 8th
Determine the percent, the part, and the whole of percent proportions and assess learning with a quiz.
Instructional Video
Sophia Learning

Sophia: Increase Percent of Change

6th - 8th
This video tutorial explores how to determine the increased percent of change in a money problem. The lesson includes a detailed example.
Instructional Video
Sophia Learning

Sophia: Percentages and Decimals

6th - 8th
Understand why percentages are expressed as decimals in percent equations and take a quiz to assess learning.
Instructional Video
Sophia Learning

Sophia: Percent Equation

6th - 8th
Use percent equations to solve for the value of a variable. Take quiz to assess learning.
Instructional Video
Sophia Learning

Sophia: Percent of Change Real World Problems

9th - 10th
Students watch a video lesson that demonstrates how to solve real-world percentage increase or decrease problems. The tutorial includes detailed examples.