Mean of three values
Maths / FREE CALCULATOR
Calculate the arithmetic mean of three numbers.
Your answer starts here.
Enter your values and select Calculate to see the result and any available breakdown.
How to use this calculator
- Enter first value. Use the unit shown beside the field.
- Enter second value. Use the unit shown beside the field.
- Enter third value. Use the unit shown beside the field.
- Select Calculate and review the result. Select Reset to restore the example inputs.
How the calculation works
(First value+Second value+Third value)/3
Worked example
First value = 10; Second value = 20; Third value = 30. Result: 20.
Understand your result
Calculate the arithmetic mean of three numbers. The result is expressed in the same currency or unit as the monetary inputs.
Assumptions and limitations
All three values receive equal weight. Results are rounded for display.
Questions about this tool
What does this tool calculate?
Calculate the arithmetic mean of three numbers.
What should I check before using the answer?
All three values receive equal weight.
Related guides
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