Percent Change Practice

Front

What is percent change?

Back

Percent change is a way to express a change in a quantity as a percentage of the original amount. It is calculated as (New Value - Old Value) / Old Value x 100.

Front

How do you calculate percent decrease?

Back

Percent decrease is calculated using the formula: ((Old Value - New Value) / Old Value) x 100.

Front

How do you calculate percent increase?

Back

Percent increase is calculated using the formula: ((New Value - Old Value) / Old Value) x 100.

Front

If a jacket originally costs $85 and is on sale for 40% off, how much do you pay?

Back

You pay $51 for the jacket.

Front

What is the percent decrease if a scooter's price drops from $65.50 to $52.40?

Back

The percent decrease is 20%.

Front

How do you find the percent increase in a quantity?

Back

To find the percent increase, subtract the old value from the new value, divide by the old value, and multiply by 100.

Front

What is the percent increase if the number of people signed up for a bus trip goes from 32 to 45?

Back

The percent increase is 41%.

Front

If a game originally costs $66.64 and is on sale for $29.99, what is the percent change?

Back

The percent change is a 54.9% decrease.

Front

What is the formula for calculating percent change?

Back

The formula for percent change is: ((New Value - Old Value) / Old Value) x 100.

Front

If Xbox One sales increased from 10,000 to 18,500, what is the percent increase?

Back

The percent increase is 85%.