About this average calculator
The average calculator computes the arithmetic mean and also shows median and range so outliers are easier to spot.
How to use
- Enter numbers separated by commas, spaces, or semicolons.
- Read mean, median, sum, and min/max.
Formula
Mean = Sum ÷ Count
Worked examples
Example: 12, 15, 18, 20, 22 → mean = 17.4.
Tips
- Use median when a few extreme values skew the mean.
Frequently asked questions
What is the difference between mean and median?
Mean is the sum divided by count. Median is the middle value after sorting — more resistant to outliers.