2] Dates are in the future Here you will see how to subtract from today if the date or dates you want to use are in the future. In this article, additional information will be added to Excel to ...

Use either keyboard shortcuts or the NOW and TODAY functions to display the current date and time in Excel and Google Sheets spreadsheets together.

Microsoft Word has a date field, but it's not easy to use in an expression. If you need to update dates in a document, use Excel to calculate the dates and then run a mail merge.