Although this is one of the most basic uses of Excel, this Microsoft. In school, you might have used it to create some few tables or even add some few cells. Am pretty sure when you were in school, you used Excel in several ways. In this post, I will show you how to autofill numbers in excel without dragging.The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs. This form allows you to generate randomized sequences of integers.