Percent Change

Front

What is Percent Change?

Back

Percent Change is a way to express how much a quantity has increased or decreased relative to its original value, calculated as (New Value - Original Value) / Original Value * 100.

Front

How do you calculate Percent Increase?

Back

Percent Increase = (New Value - Original Value) / Original Value * 100.

Front

How do you calculate Percent Decrease?

Back

Percent Decrease = (Original Value - New Value) / Original Value * 100.

Front

If a price increases from $50 to $75, what is the percent increase?

Back

Percent Increase = (75 - 50) / 50 * 100 = 50%.

Front

If a price decreases from $80 to $60, what is the percent decrease?

Back

Percent Decrease = (80 - 60) / 80 * 100 = 25%.

Front

What is the formula for calculating Percent Change?

Back

Percent Change = (Change in Value / Original Value) * 100.

Front

If the original price of an item is $200 and it increases to $250, what is the percent change?

Back

Percent Change = ((250 - 200) / 200) * 100 = 25%.

Front

What does a positive percent change indicate?

Back

A positive percent change indicates an increase in value.

Front

What does a negative percent change indicate?

Back

A negative percent change indicates a decrease in value.

Front

If a student scores 80 on a test and then scores 90 on the next test, what is the percent increase in score?

Back

Percent Increase = (90 - 80) / 80 * 100 = 12.5%.