Everyday calculators help with the small math tasks that come up throughout the day — splitting a bill, checking a discount at checkout, or working out how many days are left until an event. Each tool below runs entirely in your browser: enter your numbers and get an instant result, with nothing to install or sign up for. Whether you are figuring out a fair tip, converting units for a recipe, tracking hours on a timesheet, or comparing running costs for an air conditioner, these calculators are built to be fast and accurate on any device, from a phone in a store to a laptop at your desk.
