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 can result in either a percent increase or a percent decrease.

Front

If a price increases from $20 to $30, what is the percent increase?

Back

Percent increase = ((30 - 20) / 20) x 100 = 50%.

Front

If a price decreases from $50 to $30, what is the percent decrease?

Back

Percent decrease = ((50 - 30) / 50) x 100 = 40%.

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 100 to 150, what is the percent increase?

Back

Percent increase = ((150 - 100) / 100) x 100 = 50%.

Front

If a population decreases from 200 to 150, what is the percent decrease?

Back

Percent decrease = ((200 - 150) / 200) x 100 = 25%.

Front

What does a 100% increase mean?

Back

A 100% increase means the new value is double the original value.