In Microsoft Excel, you can add Notes to your cells. When the cell has a note, a red indicator will appear at the corner of your cell. If you hover the cursor over the cell, the note will appear.

Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...

To analyze your company's payroll expenditures, you might create an Excel spreadsheet and use some of the functions in the Financial or Math & Trigonometry categories. To create a pricing spreadsheet, ...