Percent Increase and Decrease

Front

What is percent increase?

Back

Percent increase is the amount of increase expressed as a percentage of the original amount. It is calculated using the formula: ((New Value - Original Value) / Original Value) x 100.

Front

What is percent decrease?

Back

Percent decrease is the amount of decrease expressed as a percentage of the original amount. It is calculated using the formula: ((Original Value - New Value) / Original Value) x 100.

Front

How do you calculate percent change?

Back

Percent change can be calculated using the formula: ((New Value - Original Value) / Original Value) x 100. This formula can yield either a positive (increase) or negative (decrease) result.

Front

If the original price of an item is $200 and the new price is $250, what is the percent increase?

Back

25% increase.

Front

If the original number of students in a class is 40 and it decreases to 30, what is the percent decrease?

Back

25% decrease.

Front

What is the formula for calculating percent increase?

Back

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

Front

What is the formula for calculating percent decrease?

Back

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

Front

If a population increases from 1,000 to 1,200, what is the percent increase?

Back

20% increase.

Front

If a car's value drops from $15,000 to $12,000, what is the percent decrease?

Back

20% decrease.

Front

What does a percent change of 0% indicate?

Back

A percent change of 0% indicates that there has been no change in value.