Here is a tutorial to lock or hide only the formula cells in an Excel workbook. You can also lock formulas in all worksheets in a workbook.

To make your cell non-editable in Excel, you have to lock the cell and use a password to protect the information. Learn how!

Safeguard your Excel worksheets from accidentally deleting formulas or data sets by locking important cells, while leaving the rest of the worksheet editable.

Locking cells in a Microsoft Excel spreadsheet is among the most commonly used functions. Here’s a guide on how to lock cells in Excel.

Four ways to protect your Excel formulas (free PDF) If a user inadvertently changes the formulas in your Excel workbooks, all your hard work could go out the window.

How to Lock Horizontal Rows & Alphabetize in Excel. Microsoft Excel 2010 is a complex spreadsheet program in which you can enter all kinds of data and then sort that information in a variety of ways.

Disappointed that you can't protect cells in Numbers as you can in Excel? Here are a couple of workarounds.

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions.