Thank you! Acumen Accounting & Tax Services, Inc. Get updates and new articles straight to your inbox: CLICK TO GET FREE UPDATES Click Here for Your Free Downloadable Spreadsheet Your file will download immediately. There are 3 tabs on this spreadsheet. Tab 1 is the instructions, Tab 2 is where you input your data and Tab 3 is where your taxes will calculate. The following video has detailed directions on how to use this spreadsheet most effectively.