Everyday · Calculators
7 tools in this section, each with a documented method and sources.
Discount calculatorTier 0Enter the price and the discount to see what you pay and how much you save.GPA calculatorTier 0List your courses with a grade and credits, one per line.Grade calculatorTier 0Enter each graded item with its score and weight, plus the grade you are aiming for.Tip calculatorTier 0Enter the bill, choose a tip and split it between your group.Fuel cost calculatorTier 0Enter the distance, your car's fuel economy and the price of fuel.Electricity cost calculatorTier 0Enter the appliance's watts, how long it runs each day and your price per kWh.Unit price calculatorTier 0Enter the price and size of two options to see which costs less per unit.