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, usually 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

What does a positive percent change indicate?

Back

A positive percent change indicates an increase in the quantity.

Front

What does a negative percent change indicate?

Back

A negative percent change indicates a decrease in the quantity.

Front

If 72 people received speeding tickets one week and 36 the next week, what is the percent change?

Back

Decrease 50%.

Front

If the number of people signed up for a bus trip increased from 32 to 45, what is the percent increase?

Back

41%.

Front

Ann's hourly wage increased from $10.00 to $12.00. What is the percent of change?

Back

Increase 20%.

Front

If the original cost was $50 and the new cost is $60, what is the percent of change?

Back

Increase 20%.

Front

What is the formula for calculating percent increase?

Back

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