When you use the RAND function on a Microsoft Excel spreadsheet, by default the random number will be nine or ten digits long, extending well past the decimal point. The RAND function does not ...

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.

Excel offers three key functions for random number generation: `RAND` (random decimals), `RANDBETWEEN` (random integers), and `RANDARRAY` (customizable arrays).