Third, your spreadsheet can be saved to either your floppy or hard disk for future use. You may need to open an old spreadsheet from disk and change it so it can be used for a new purpose.

Fourth, you can format your spreadsheet so that it is attractive and useful.

Fifth, your spreadsheet software has many built-in mathematical, statistical, and financial functions which perform calculations quickly and accurately. It can organize data and display it graphically. Automatic recalculation is an important feature that will automatically recalculate all affected formulas when you make a change to numeric data.