In its wisdom Word makes an educated guess about what you want the formula to do and places a formula in the Formula box. SUM ABOVE adds the numbers in the column above the cell youre in. Click on the Insert tab and then click on Table.
Select Insert Equation or press Alt.
For example for the Greek letter theta type theta and press the space bar to convert it. For example if you have bookmarked a cell that contains or evaluates to a number with the bookmarkname gross_income the formula ROUND gross_income 0 rounds the value of that cell down to the nearest integer. For a Mac system the shortcut is control. This inserts an equation placeholder where you can type your equation.