1. Create a new blank excel table.
2. Select a cell, enter the formula = int (rand () * (100-1+1)), and press enter to confirm. If extracted from 1-50, the formula is 100.
3. Select a cell and adjust the font size in the Start tab.
4. Press the F9 key of the keyboard to refresh, that is, every time you press F9, new numbers will appear, and long press F9 will have the effect of scrolling numbers.