# Percentage Calculations / Calculating Percentage Calculations / Percentage Calculation Formulas

Examples of percentage calculations. E.g. How much is 12.5% of 3 135 euros? 3 135/100 x 12.5 = 391.875.

### Examples of Percentage Calculations

How much is 12.5% of 3 135 euros?
3135/100 x 12,5 = 391,875 \$

26% of which number is 377 euros?
100 x 377 / 26 = 1450 \$

What percentage of 840 is 64?
64 x 100 / 840 = 7,619...

If a mobile phone is bought at 320 euros and sold at a 25% loss, how much do you receive when you sell the phone?
320 - (25 x 320 / 100) = 240 \$

A mobile phone was sold at a 20% loss. How much did it cost when the purchase price was 90 euros?
90 - (20 x 90 / 100) = 72 \$

Salaries were decreased by 9%. How much is the salary after the decrease? The salary before the decrease was 25 euros per hour.
(100-9) / 100 * 25 = 22,75 \$

How many percent greater is 500 euros as compared to 400 euros?
(500 * 100 / 400) - 100 = 25 percent

How many percent less is 77 euros as compared to 115 euros?
100 x (115-77) / 115 = 33,04... percent .