Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J Catalano is a CFP and Registered ...

This week's tutorial covers a number functions in Google's Spreadsheet app, Google Sheets. Here we take a practical look at using weekdays in calculations, introduce "if" statements and learn how to ...

Whether you’re tracking sales, managing budgets, or analyzing trends, the challenge of pulling out meaningful insights from an Excel spreadsheet can feel like searching for a needle in a haystack. But ...