Use this function to display the “text” of a formula in a given cell. For example, the actual formula in cell E2 is =SUM(C2*D2); but all you see is the answer, which is $164.25.

To insert a formula, click the Functions button at the very end of the toolbar. This opens a drop-down menu of formulas (a.k.a. functions) that Google Sheets supports. Click through the categories ...