Percent Increase or 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) * 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) * 100.

Front

How do you calculate a 10% decrease on a price?

Back

To calculate a 10% decrease, multiply the original price by 0.9.

Front

How do you calculate a 30% markup on a price of $4.25?

Back

To calculate a 30% markup, multiply $4.25 by 1.3, resulting in $5.53.

Front

What does it mean if the base in an exponential function is greater than 1?

Back

If the base is greater than 1, the function represents exponential growth.

Front

What does it mean if the base in an exponential function is less than 1?

Back

If the base is less than 1, the function represents exponential decay.

Front

What is the formula for calculating percent change?

Back

Percent change = ((new value - old value) / old value) * 100.

Front

If a scooter's regular price is $65.50 and it is on sale for $52.40, what is the percent decrease?

Back

The percent decrease is 20%.

Front

What is a constant factor in an exponential function?

Back

A constant factor in an exponential function indicates the rate at which the function grows or decays.

Front

How do you find the new price after a percent decrease?

Back

To find the new price after a percent decrease, multiply the original price by (1 - percent decrease as a decimal).