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 Amount - Original Amount) / Original Amount x 100%.

Front

How do you calculate the percent increase?

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Percent Increase = (New Amount - Original Amount) / Original Amount x 100%.

Front

How do you calculate the percent decrease?

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Percent Decrease = (Original Amount - New Amount) / Original Amount x 100%.

Front

If the original amount is 10 and the new amount is 12, what is the percent change?

Back

20%.

Front

If a pair of sneakers costs $90 and increases to $135, what is the percent increase?

Back

50%.

Front

What is the percent change if the original cost is $50 and the new cost is $60?

Back

Increase 20%.

Front

If a purse's price changes from $45 to $54, what is the percent change?

Back

20%.

Front

What is the percent decrease if a coffee maker's price drops from $25 to $20?

Back

20%.

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 finding the new amount after a percent increase?

Back

New Amount = Original Amount + (Percent Increase x Original Amount).