Arithmetic mean

Calculate arithmetic mean for multiple values with sum and count.

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Overview

Arithmetic mean is the sum of all values divided by the number of items. It is widely used to summarize data in reports, grades, and metrics.

Paste numbers separated by comma, space, or line break to get the result automatically.

Example

Valores: 10, 20, 30
Média: 20

FAQ

What is this tool for?

It runs fully in your browser: useful to validate, format, or convert data in everyday development.

Are my inputs sent to a server?

Processing happens locally with JavaScript. We do not store what you paste into the text areas.

Can I use this for real production data?

Use at your own risk. For secrets (passwords, tokens), prefer controlled environments and your company policies. And always review the generated contents. Never trust blindly things you see on the internet.