Percent of Change

Front

What is Percent of Change?

Back

Percent of Change is a way to express the difference between an old value and a new value as a percentage of the old value.

Front

How do you calculate Percent of Change?

Back

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

Front

What does a positive Percent of Change indicate?

Back

A positive Percent of Change indicates an increase in value.

Front

What does a negative Percent of Change indicate?

Back

A negative Percent of Change indicates a decrease in value.

Front

If the old value is 50 and the new value is 75, what is the Percent of Change?

Back

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

Front

If the old value is 200 and the new value is 150, what is the Percent of Change?

Back

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

Front

What is the Percent of Change from 100 to 50?

Back

Percent of Change = ((50 - 100) / 100) x 100 = -50% decrease.

Front

What is the Percent of Change from 30 to 60?

Back

Percent of Change = ((60 - 30) / 30) x 100 = 100% increase.

Front

If a product's price increases from $20 to $25, what is the Percent of Change?

Back

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

Front

If a student scores 80 on a test and then scores 60 on the next test, what is the Percent of Change?

Back

Percent of Change = ((60 - 80) / 80) x 100 = -25% decrease.