# Table Equation Editor

You can use the equation editor to include calculated quantities or simple logic in a table or BOM cell, or in a BOM column.

**Parent topic**Equations in Tables and BOMs

## Using the Equation Editor

- Select a mathematical or logical operator from the Functions list.
- Select table cells on which to operate and save the equation.

- Type the argument for an operator between parentheses.
- Select a custom property on which to operate from the Custom Properties list.
- Click cell values (such as B3 or A1) to use in an equation. For example, B3*.08.
- For columns of BOM tables only, select the column on which to operate from the Columns list.
- Select a precision for numerical calculations from the Precision list.Precision must precede the equation. For example, to set the precision to 2 decimal places for the product of cell A1 and .75, use {2}A1*.75.