Percent of Change

Front

What is Percent of Change?

Back

Percent of Change is a way to express how much a quantity has increased or decreased in relation to its original amount, calculated as (New Value - Original Value) / Original Value x 100%.

Front

How do you calculate the percent of change?

Back

To calculate the percent of change, use the formula: Percent of Change = ((New Value - Original Value) / Original Value) x 100%.

Front

If a ticket price increases from $100 to $120, what is the percent of change?

Back

20%

Front

Find the percent of change from 10 inches to 14 inches.

Back

40%

Front

Find the percent of change from 48 to 36.

Back

-25% (This indicates a decrease).

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 original price of an item is $50 and it is now $75, what is the percent of change?

Back

50%

Front

If a population decreases from 200 to 150, what is the percent of change?

Back

-25%

Front

What is the percent of change if a car's value drops from $20,000 to $15,000?

Back

-25%