Step 7: Insert a calculating form field for the subtotal The three form fields store static values — the product’s price, the quantity sold, and any applicable tax.

You can display a document’s character count in the header by inserting a calculating field into the Word header as follows: Double-click the header area to access the header, press Ctrl+F9 to insert ...

In Microsoft Word, you can insert built-in or custom fields into your Word document that may change within your document. Learn how to insert a Text field in Word.

How to Calculate Information Based on Drop Box Selections in Word. When you use drop box form fields in Microsoft Word, they may contain any variety of text and numbers to choose from.