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, expressed as a percentage.

Front

How do you calculate Percent of Change?

Back

Percent of Change = ((New Amount - Original 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 the original cost was $50 and the new cost is $60, what is the percent of change?

Back

Increase 20%.

Front

If the original cost was $5 and the new cost is $1, what is the percent of change?

Back

Decrease 80%.

Front

The price of a coffee maker was reduced from $25 to $20. By what percent was the price reduced?

Back

20%.

Front

The price of a pair of sneakers increased from $90 to $135. By what percent did the price increase?

Back

50%.

Front

What does an increase in percent change indicate?

Back

An increase in percent change indicates that the new amount is greater than the original amount.

Front

What does a decrease in percent change indicate?

Back

A decrease in percent change indicates that the new amount is less than the original amount.

Front

If a price goes from $100 to $80, what is the percent change?

Back

Decrease 20%.