Percent Increase & Decrease

Front

What is percent increase?

Back

Percent increase is the amount of increase expressed as a percentage of the original amount. It is calculated using the formula: ((New Value - Original Value) / Original Value) x 100.

Front

What is percent decrease?

Back

Percent decrease is the amount of decrease expressed as a percentage of the original amount. It is calculated using the formula: ((Original Value - New Value) / Original Value) x 100.

Front

How do you calculate the selling price after a markup?

Back

To calculate the selling price after a markup, use the formula: Selling Price = Cost Price + (Markup Percentage x Cost Price).

Front

If a shirt costs $30 and has a 20% markup, what is the selling price?

Back

Selling Price = $30 + (0.20 x $30) = $30 + $6 = $36.

Front

How do you calculate the sale price after a discount?

Back

To calculate the sale price after a discount, use the formula: Sale Price = Original Price - (Discount Percentage x Original Price).

Front

If a jacket costs $50 and has a 15% discount, what is the sale price?

Back

Sale Price = $50 - (0.15 x $50) = $50 - $7.50 = $42.50.

Front

What is the formula for calculating percent change?

Back

Percent Change = ((New Value - Original Value) / Original Value) x 100.

Front

If a student had 25 classmates last year and now has 30, what is the percent change?

Back

Percent Change = ((30 - 25) / 25) x 100 = (5 / 25) x 100 = 20% increase.

Front

What is a markup?

Back

A markup is the amount added to the cost price of goods to cover overhead and profit.

Front

What is a discount?

Back

A discount is a reduction in the price of a product or service, often expressed as a percentage.