Percent Change

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 using the formula: ((New Value - Old Value) / Old Value) x 100.

Front

How do you calculate percent decrease?

Back

To calculate percent decrease, use the formula: ((Old Value - New Value) / Old Value) x 100.

Front

How do you calculate percent increase?

Back

To calculate percent increase, use the formula: ((New Value - Old Value) / Old Value) x 100.

Front

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

Back

20% decrease.

Front

What is the percent decrease if a car is bought for $25,000 and sold for $16,000?

Back

36% decrease.

Front

If a class size increases from 27 to 30 students, what is the percent change?

Back

11% increase.

Front

What is the percent change if a microwave's price goes from $96 to $115.20?

Back

20% increase.

Front

If ticket prices increase from $100 to $120, what is the percent change?

Back

20% increase.

Front

What does a percent change of 0% indicate?

Back

A percent change of 0% indicates that there has been no change in the value.

Front

What is the formula for calculating percent change?

Back

Percent Change = ((New Value - Old Value) / Old Value) x 100.