Percent of Change

Tutoring on Percent of Change

Learning Objectives:

Understand and Apply Percent of Change.

Math Tutoring on Percent of Change

Percent Change is very helpful to understand changes in a value over time.

Percent Change has two measures: 1) Percent Increase & 2) Percent Decrease.

To calculate Percent of Change:

1.    Find out the difference between two amounts we are comparing.

2.    Divide the difference by starting amount and multiply the answer by 100.

So, the Percent of Change =


If the result is positive, it is an Increase.

If the result is negative, it is a Decrease.


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Hook Questions:

1.    What is Percent of Change?

2.    How do you calculate Percent of Change?



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