# Definition: formula

**(1)** An arithmetic expression that solves a problem. For example, **(fahrenheit-32)*5/9** is the formula for converting Fahrenheit to Celsius.

**(2)** In spreadsheets, an algorithm that identifies how the data in a specific number of cells is to be calculated. For example, **+C3*D8** means that the contents of cell C3 are to be multiplied by the contents of cell D8 and the results are to be placed where the formula is located.