Average Calculator

Find the average (arithmetic mean) of numbers.

Instant · runs in your browser
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About the Average Calculator

Paste or type a list of numbers to get their average (arithmetic mean), sum and count instantly. Works with commas, spaces or one number per line.

Formula

Average = sum of values ÷ number of values. (70 + 85 + 90) ÷ 3 = 81.67.

For median and mode as well, use the Mean, Median & Mode calculator.

How to use Average Calculator

  1. Enter your values. Units and defaults are shown beside each field.
  2. Press Calculate (results also update as you type once calculated).
  3. Read the result and the step-by-step breakdown with the formula used.
  4. Copy the result or reset to start again.

Frequently asked questions

How accurate is this calculator?

Calculations use the standard formulas shown on the page, computed in full precision and rounded only for display. The result is only as accurate as the inputs and assumptions listed.

Is it free?

Yes. All tools are free to use without an account.