Quick answers, with the working shown.

Free calculators for everyday math. Type your numbers and the answer updates as you go, along with the formula used to get it.

Calculators

• Percentage calculatorFind a percent of a number, what percent one number is of another, or the percent change.
• Age calculatorExact age in years, months and days, plus days until your next birthday.
• Tip calculatorWork out the tip and split the bill between any number of people.