Math & Geometry

Average Calculator

Loading calculator…

Use this average calculator for a clear math & geometry estimate. Results update instantly in your browser.

What this calculator does

Find the arithmetic mean of two or more values.

How to use this calculator

  1. Enter each value in the list.
  2. Review the calculation assumptions before using the result.
  3. The mean is the total divided by the count.

How to calculate

Arithmetic mean = sum of all values ÷ number of values; median is the middle sorted value.

Choose the calculation mode where available, then enter the values requested by the average calculator. Results update immediately.

Worked example

The defaults provide a complete worked example. Change any value to recalculate the result and any schedule shown.

Understanding your result

The mean is the total divided by the count.

  • Outliers can make an average misleading.
  • Double-check values and units before calculating.

Frequently asked questions

What does this average calculator do?

Find the arithmetic mean of two or more values.

How do I use this average calculator?

Enter each value in the list.

What does the result mean?

The mean is the total divided by the count.

What should I check before relying on it?

Outliers can make an average misleading.

Related calculators