2. In cell E14, apply a custom format to display the text Attendees/Fee in place of the cell value.

Select the cell E14. Right click on it. As shown in the picture below, select 'Format cells...'.

After that, it should be on 'Custom' category. Scroll down and click on "Attendees".

On the above "Type:" section, manually type "Attendees/Fee" and click ok. Make sure you type it including quotation.