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 the percent change?

Back

Percent change can be calculated using the formula: ((New Value - Original Value) / Original Value) x 100.

Front

If a TV set's price decreases from $500 to $413, what is the percent decrease?

Back

17.4% decrease.

Front

If an item originally costs $350 and is now $400, what is the percent increase?

Back

14% increase.

Front

What is the percent decrease when the original price is $25 and the sale price is $15?

Back

40% decrease.

Front

If a distance changes from 20 miles to 11 miles, what is the percent decrease?

Back

45% decrease.

Front

What does a 50% increase mean?

Back

A 50% increase means the new value is 150% of the original value.

Front

What does a 30% decrease mean?

Back

A 30% decrease means the new value is 70% of the original value.

Front

How do you find the new value after a percent increase?

Back

New Value = Original Value + (Original Value x Percent Increase).