📊 Once upon a time — in the early 1980s — computers were just learning how to be useful for offices. Businesses were drowning in numbers: sales, salaries, inventory, profits… all written by hand or typed into boring tables.
There was one hero of that time called VisiCalc, the first spreadsheet program. It was powerful, but slow and clunky.
Excel Practice Workbook is available at the bottom of this page.
