# Calculator node

A calculator node is a node for calculation with data input / output.

You can do numerical calculations and access fields for output.

## Creating a calculator node

- Right-click the appropriate position of Arbor Editor.
- Click on the “Create Calculator”.
- Select the calculator node you want to create from the list.

## Built-in Calculator

Calculator nodes that are used frequently are prepared from the beginning.

Arbor Reference : Calculator Reference