Financial Calculators

Interest, loans, percentages, and other money-related calculations.

Electricity Consumption Calculator

Enter an appliance's wattage and daily run time to see its daily, monthly, and yearly kWh…

Apply a percentage discount to a price, stack two discounts, or work out the discount rate from…

Find profit, markup, and margin from cost and selling price, or calculate the selling price you…

Enter the distance, your average consumption, and the price per liter to see how much fuel a…

Enter the starting and ending value of an investment to get the net gain, the total ROI…

Find a percentage of a number, work out what percentage one number is of another, or measure…