Everyday Calculators

Free online everyday calculators. Choose a calculator below.

Calculate GST (Goods and Services Tax) — add or remove GST at any rate. See base amount, GST amount, and total.

Calculate the tip amount and split the bill among friends. Choose a tip percentage and number of people to split with.

Calculate the discount amount and final price after applying a percentage discount. See how much you save.

Calculate fuel cost for your trip. Enter distance, vehicle mileage, and fuel price to see total fuel needed and trip cost.

Calculate your monthly electricity bill based on units consumed, rate per unit, and fixed charges.