Percent Change

Front

What is percent change?

Back

Percent change is a measure of how much a quantity has increased or decreased relative to its original value, expressed as a percentage.

Front

How do you calculate percent change?

Back

Percent Change = ((New Value - Old Value) / Old Value) * 100

Front

If the temperature decreased from 80°F to 70°F, what is the percent change?

Back

12.5%

Front

If the price of a product decreased from $80 to $60, what is the percent change?

Back

-25%

Front

If Mrs. Ciampa had 27 students last year and 30 this year, what is the percent change in the number of students?

Back

11%

Front

If the price of a stock decreased from $50 to $40, what is the percent change?

Back

20%

Front

What is the percent change from $52 to $125?

Back

140%

Front

What does a negative percent change indicate?

Back

A negative percent change indicates a decrease in value.

Front

What does a positive percent change indicate?

Back

A positive percent change indicates an increase in value.

Front

What is the formula for calculating the increase in percent change?

Back

Increase Percent Change = ((New Value - Old Value) / Old Value) * 100