Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Robert Kelly is managing director of XTS Energy LLC ...

Excel spreadsheets are a daunting affair for many. And indeed, when you are confronting dozens of rows and columns comprising hundreds if not thousands of cells filled with all sorts of data, it's ...

When you're working with a spreadsheet, duplicate data can sometimes make its way in and cause all sorts of problems. In this how-to, we demonstrate two methods of using Microsoft Excel for ...

How to use Find All to manipulate specific matching values in Excel Your email has been sent Image: iStock/panimoni Must-read Windows coverage CrowdStrike Outage Disrupts Microsoft Systems Worldwide ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Amy is an ACA and the CEO and founder of ...