To add the formula in the Word table do the following. A formula in Word automatically updates when you open the document that contains the formula. You can use simple formulas in Microsoft Word such as addition subtraction - multiplication or division.
To use a built-in formula select Design Equation.
Form fields can store static values and formulas. You can use simple formulas in Microsoft Word such as addition subtraction - multiplication or division. This will insert an equation at the position of your cursor and open the editorStep 2 Insert symbols by typing symbolname and press the space bar. So this field can be easily removed by mistake with any other text or paragraph.