Math Calculators

Average Calculator

Use this free average calculator to calculate accurate results instantly with clear inputs, formulas, and rounded answers.

Free browser-based tool • No signup required
Average

Average Calculator

Arithmetic mean
Sum
Number count
Results are estimates for informational purposes. Verify critical calculations and project requirements independently.

Calculator Inputs and Outputs

Inputs

  • Numbers — example: 12, 18, 25, 30, 35

Results

  • Arithmetic mean
  • Sum
  • Number count

Formula used

Average = Sum of all values ÷ Number of values.

How to Use the Average Calculator

Enter the requested values, review the units, and select Calculate Average. The result updates immediately using the formula below.

Formula

Average = Sum of all values ÷ Number of values.

Example and Accuracy

The default values provide a working example. Change any input to calculate your own result. The calculator keeps full internal precision and rounds displayed values for readability.

Important Note

This calculator provides an informational estimate. Verify critical financial, medical, construction, scientific, or legal decisions with an appropriate qualified professional.

Calculation Standards

This tool uses documented formulas and high-precision internal values. Displayed results may be rounded for readability. Review the assumptions and verify important decisions with a qualified professional.

Read our calculation methodology