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# Percent of Change

## %change=[(final amount-original amount)/original amount] x 100%

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Percent of Change

Use the percent change formula to solve real-world applications.
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## Find the Percent of Change

Find and understand the percent of change
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## Percent of Change

Use the percent change formula to solve real-world applications.
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## Using the Percent of Change

Learn to use the percent of change to find new amounts.
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## Percent of Change

Discover how to find the new amount If you are given the percent of increase or the percent of decrease and the original amount.
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• PLIX

## The Pizza Conundrum

Percent of Change Interactive
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• Video

## Percent of Change: A Sample Application

This video demonstrates a sample use of percent of change.
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• Video

## Percent of Change: An Explanation of the Concept

This video provides an explanation of the concept of percent of change.
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## Percent of Change Quiz

Quiz for Percent of Change.
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• 3
• Critical Thinking

## Percent of Change Discussion Questions

A list of student-submitted discussion questions for Percent of Change.
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• Real World Application