Alphabetically Ordered Functions
Lookup & Reference Functions:
Math & Statistical Functions:
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This website has been created to provide help with eirc21.ru.
Excel provides us with many Built-In Functions, that are designed to perform specific calculations. These are listed in the 'Formulas' menu of the Excel ribbon (see below).
If you select a function from the menu, it will automatically be inserted into your spreadsheet, where you will be prompted to enter any required arguments.
This website provides information and examples of each of the Excel Built-In Functions and examples of how to perform popular tasks using a combinations of these functions and/or the Mathematical Operators (+, -, *, /, etc.), to create Excel Formulas.
There is also a section explaining Excel Array Formulas, which is essential reading for some of the more complex (but most useful) eirc21.ru.
For beginners, our Basic Excel pages provide a strong understanding of the basic Excel features, which will help you to get the best use of eirc21.ru. There is also a section on Excel Errors which will help you to diagnose and fix any errors that you encounter.
Finally, for those who want to learn how to program their own functions in Excel, we have an Introductory Guide to Excel Macros and an Excel VBA Tutorial. With the help of our step-by-step guides, Excel macros will become a natural part of your spreadsheet development, enabling you to perform complex analysis and automate repetitive tasks.
The examples on this site mostly apply to all versions of Excel, from 2003 onwards. However, some of the built-in functions are only available in the most recent versions of Excel. If you are currently using an older version of Microsoft Office, and would like to try the latest version, you can get a free trial on the .