**Overview of formulas in Excel - Microsoft Support**
https://support.microsoft.com/en-us/office/overview-of-formulas-in-excel-ecfdc708-9162-49e8-b993-c311f47ca173

OverviewCreate a formula that refers to values in other cellsSee a formulaEnter a formula that contains a built-in functionDownload our Formulas tutorial workbookFormulas in-depthThe parts of an Excel formulaUsing constants in Excel formulasUsing references in Excel formulasNeed more help? A formula can also contain any or all of the following: functions, references, operators, and cons…Parts of a formula 1. Functions: The PI() function returns the value of pi: 3.142...2. References: A2 returns the value in cell A2.

A formula can also contain any or all of the following: functions, references, operators, and cons…Parts of a formula

1. Functions: The PI() function returns the value of pi: 3.142...2. References: A2 returns the value in cell A2.

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