To Insert a Formula in a Hole Chart or Table (AutoCAD Mechanical Toolset)

1. In the drawing area, double-click a hole chart or a hole table.
2. In the Hole Chart dialog box, click.
3. Right-click the Formula/Format cell in the row for which you want to create a formula.
4. From the menu, click Formula.
5. In the Formula dialog box, enter an equal sign (=) as the first character.
6. Enter the formula expression, and click OK.

Note: Formulas for Hole Labels cannot be changed, if the sorting style is set to the User Item Order.