Excel is great for keeping records...

People often use Excel to keep permanent records of their data. The program is a great way to take a snapshot of your data and thinking at a certain point in time.

With your budgeting calculations set up in an Excel spreadsheet, you’ll be able to show your friends exactly how you came to your conclusions about how you should split up the expenses.

...but Excel is at its most powerful when you use it to crunch numbers.