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

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 ...

Q. I have an Excel spreadsheet that contains errors because some of the numbers that are part of the calculations are blank or zero. Is there a way to have Excel automatically return something instead ...

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

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 ...