Calculator

Average Calculator

Calculate the average (mean) of any list of numbers. Enter the numbers separated by commas and see the average, total and count instantly.

Average (mean)
25
Sum100
Count4

How it works

Add up all the numbers and divide by how many there are. This is the arithmetic mean — the most common form of average.

Average = Sum of numbers ÷ Count

Worked examples

  • Example

    The average of 10, 20, 30 and 40 is (10 + 20 + 30 + 40) ÷ 4 = 25.

Frequently asked questions

How do I calculate an average?

Add all the numbers together and divide by the total count. For example, 10 + 20 + 30 = 60, and 60 ÷ 3 = 20.

What is the difference between mean, median and mode?

The mean is the average from dividing the sum by the count. The median is the middle value, and the mode is the most common value.

Can I enter negative numbers?

Yes, negative numbers are included in the average.

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