Average Calculator
Calculate the average (arithmetic mean) of numbers quickly and easily.
Enter Numbers
Enter numbers separated by commas, spaces, or line breaks
Results
Average (Mean)
20.0000
Sum ÷ Count = 100.00 ÷ 5
Sum
100.0000
Count
5 values
Min
10.00
Max
30.00
Range
20.00
Sorted Values
[10, 15, 20, 25, 30]
What is an Average?
The average (or arithmetic mean) is the sum of all numbers divided by the count of numbers. It represents the central or typical value in a set of data.
Formula
Average = Sum of all values ÷ Number of values
When to Use Average
- Calculating average test scores
- Finding average temperature, price, or salary
- Determining average sales or revenue
- Computing average response time or performance
Types of Averages
- Mean (Arithmetic Mean): Sum ÷ Count (this calculator)
- Median: Middle value when sorted
- Mode: Most frequently occurring value
Example
Test scores: 10, 15, 20, 25, 30
- Sum: 10 + 15 + 20 + 25 + 30 = 100
- Count: 5 values
- Average: 100 ÷ 5 = 20