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Basic Math Calculators

Average Calculator

Find the average (arithmetic mean) of a list of numbers, plus the sum, count, minimum, maximum and range.

Enter values

Separate values with commas, spaces or new lines.

Results update as you type.

Result

Average

19.4

Sum
97
Count
5
Minimum
12
Maximum
30
Range
18
Step-by-stepShow
  1. Sum = 12 + 15 + 18 + 22 + 30 = 97
  2. Average = 97 ÷ 5 = 19.4

About the Average Calculator

Find the average (arithmetic mean) of a list of numbers, plus the sum, count, minimum, maximum and range.

Also known as: average of numbers, find the average, avg calculator, mean average, average value.

How to use this calculator

  1. Enter numbers.
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Open “Step-by-step” to see how the answer was worked out.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

Average = (x₁ + x₂ + … + xₙ) ÷ n

Worked example

Using the values pre-filled in the calculator above:

  • Numbers: 12, 15, 18, 22, 30

the calculator returns:

  • Average: 19.4
  • Sum: 97
  • Count: 5
  • Minimum: 12

Working

  1. Sum = 12 + 15 + 18 + 22 + 30 = 97
  2. Average = 97 ÷ 5 = 19.4

Frequently asked questions

How do you calculate an average?

Add all the numbers together and divide by how many numbers there are. The average of 12, 15, 18, 22 and 30 is 97 ÷ 5 = 19.4.

Is average the same as mean?

In everyday use, "average" means the arithmetic mean. Statisticians also call the median and mode averages; see the mean, median and mode calculators.