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 decrease?

Back

Percent decrease = ((Original Price - Sale Price) / Original Price) x 100.

Front

How do you calculate percent increase?

Back

Percent increase = ((New Price - Original Price) / Original Price) x 100.

Front

What is the formula for calculating percent change?

Back

Percent change = ((New Value - Old Value) / Old Value) x 100.

Front

If a price goes from $50 to $40, what is the percent decrease?

Back

Percent decrease = ((50 - 40) / 50) x 100 = 20%.

Front

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

Back

Percent increase = ((100 - 80) / 80) x 100 = 25%.

Front

What does a percent change of 0% indicate?

Back

A percent change of 0% indicates that there has been no change in value.

Front

If a student had 20 students last year and now has 25, what is the percent change in the number of students?

Back

Percent change = ((25 - 20) / 20) x 100 = 25%.

Front

What is the percent change if a product's price increases from $30 to $45?

Back

Percent change = ((45 - 30) / 30) x 100 = 50%.

Front

If a car's value decreases from $15,000 to $12,000, what is the percent decrease?

Back

Percent decrease = ((15000 - 12000) / 15000) x 100 = 20%.