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 increase?

Back

To calculate percent increase, subtract the original value from the new value, divide the result by the original value, and then multiply by 100.

Front

How do you calculate percent decrease?

Back

To calculate percent decrease, subtract the new value from the original value, divide the result by the original value, and then multiply by 100.

Front

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

Back

Percent increase = ((75 - 50) / 50) x 100 = 50%.

Front

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

Back

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

Front

What does it mean if a value has a percent increase?

Back

A percent increase indicates that the new value is greater than the original value, showing growth or gain.

Front

What does it mean if a value has a percent decrease?

Back

A percent decrease indicates that the new value is less than the original value, showing loss or reduction.

Front

If the original price of a shirt is $20 and it increases to $25, what is the percent increase?

Back

Percent increase = ((25 - 20) / 20) x 100 = 25%.

Front

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

Back

Percent decrease = ((40 - 30) / 40) x 100 = 25%.