What is RANDBETWEEN function in Excel?
RANDBETWEEN function is one of the Math and Trig functions in Microsoft Excel that returns a random integer number between the numbers you specify. A new random integer number is returned every time the worksheet is calculated.
Syntax of RANDBETWEEN function
RANDBETWEEN(bottom, top)
The RANDBETWEEN function syntax has the following arguments:
- Bottom Required. The smallest integer RANDBETWEEN will return.
- Top Required. The largest integer RANDBETWEEN will return.
Example of RANDBETWEEN function
Steps to follow:
1. Open a new Excel worksheet.
2. Copy data in the following table below and paste it in cell A1
Note: For formulas to show results, select them, press F2 key on your keyboard and then press Enter.
You can adjust the column widths to see all the data, if need be.
| Formula | Description | Result |
| =RANDBETWEEN(1,100) | Random number between 1 and 100 (varies) | varies |
| =RANDBETWEEN(-1,1) | Random number between -1 and 1 (varies) | varies |
| Note: When a worksheet is recalculated by entering a formula or data in a different cell, or by manually recalculating (press F9), a new random number is generated for any formula that uses the RANDBETWEEN function. |