Knowing how to use Excel's variables gives you the ability to make your formulas – and by extension the spreadsheets containing those formulas – much easier to understand. For example, the formula ...

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with confidence.

Tables, named ranges, line breaks, modern functions, and helper columns make Excel formulas easier to read, audit, and fix.

Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. Eric's career includes extensive work in both public and corporate ...

Build bulletproof workbooks with named ranges, dynamic tables, and Excel's built-in error-checking tools.