What separators can I use?

Commas or spaces both work — for example “12, 18 25”. Non-numeric entries are ignored.

No, it is the arithmetic mean (average). The min and max are shown, but not the median.

Average (Mean) Calculator

The average calculator finds the arithmetic mean of a list of numbers, along with the count, sum, minimum and maximum. Type or paste numbers separated by commas or spaces.

The formula

Mean = sum of values ÷ how many values. The calculator also reports the count, sum, smallest and largest value.

Worked example

For 12, 18, 25, 9, 30 the sum is 94 across 5 values, so the mean is 18.8.

Frequently asked questions

What separators can I use?: Commas or spaces both work — for example “12, 18 25”. Non-numeric entries are ignored.
Is this the median?: No, it is the arithmetic mean (average). The min and max are shown, but not the median.

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