# Formula

A formula is a mathematical expression of operands and operators.

In the OpenOffice.org, a formula can be the document type for Math the formula setting application or be a cell formula in Calc the spreadsheet application.

A cell formula in a spreadsheet calculates a cell's value from constants and the values of other cells.

A formula in OpenOffice.org Math is an object, who's layout is defined in this application. A math formula can be inserted as an object into a text document or a presentation.

# Using Formulas

The following screencasts demonstrate how to use OpenOffice.org Formula:

- How to define a formula for a spreadsheet cell.
- How to insert a formula object into a text document.
- How to insert a formula object into a presentation.

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