There are two methods to display all formulas in an Excel worksheet. The first is to press Ctrl + ` on the keyboard. The second is to click the "Formulas" tab on the ribbon and then click the "Show Formulas" button in the Formula Auditing section.

1. 2 Methods to Display All Formulas in an Excel Worksheet:
On the keyboard: Press Ctrl + ` (accent mark)
__________________________________________________________________________________________________________________________________________________________________________________
Or, click “Formulas” tab on ribbon and, click “Show Formulas” button in Formula Auditing