Audit hidden data, filters, and hard-coded values to ensure your Excel spreadsheets are professional and precise.

Q: I found an anomaly with a rather simple Excel computation; specifically, Excel calculates 111,111,111 times 111,111,111 to equal 12,345,678,987,654,300, which is ...

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

If Excel is not recognizing functions after reboot, change calculation settings, disable Show Formula, run Excel Troubleshooter, etc.

Excel 2007 with SP3. Yes, I know it's old. Doesn't mean it should make errors in calculation, so please don't tell me "upgrade to Office 365" as a solution. It's ...

Q. In Excel, I’m calculating the difference between times in hours, but the results I’m getting don’t exactly agree with my proof calculation (calculated based on the difference between my total ...

Have you ever stared at a spreadsheet, struggling to make sense of percentage calculations that just don’t seem to add up? Whether it’s a confusing formula, a misstep with zero values, or an ...