Average (Mean) Calculator
Compute mean, median, min, max, range, count, and sum for a list of numbers.
Quick utilityFully localized assumptionsGlobal-readyInteractive chart
Last updated: 2026-06-03
This calculator uses generic assumptions. Use advanced mode to override them for a more accurate result.
Inputs
Formula transparency
Source: defaultmean = Σx / n · median = middle value (sorted)
How to use it
- Type or paste your numbers, separated by commas or spaces.
- Read the mean, median, and range.
Example
- 10, 12, 7, 9, 14 → mean 10.4, median 10, range 7.
What the result means
The mean is the arithmetic average; the median is the middle value and resists outliers.
Common mistakes
- Including non-numeric text.
- Confusing mean with median when there are outliers.
Limitations
- A few extreme values can pull the mean away from the typical value.
Frequently asked
- Mean vs median?
- Mean is the sum over count; median is the middle value when sorted.
- How do I enter numbers?
- Separate them with commas, spaces, or new lines.
- Negatives and decimals?
- Yes — any real number is accepted.
- How many numbers?
- No practical limit; the chart shows up to 40.
- Is data stored?
- No — fully local.
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Results are estimates and not professional advice. Verify important decisions with a qualified professional.