This Excel tutorial explains how to use Excel RANDBETWEEN Function and Excel RAND Function to generate random number and explain the difference. Excel RAND RANDBETWEEN Function - generate random number Before Excel 2007, Excel uses RAND Function to generate a random number that is greater than zero and smaller than 1. Since Excel 2007, a new Function RANDBETWEEN was added, it is used to generate a random integer between two desired integers. Note that RANDBETWEEN and RAND Functions are...