Microsoft Excel is a spreadsheet and office document program for the Windows and Macintosh operating systems. It is the most widely used office software in the United States and possibly the world.
The spreadsheet was developed with the early computer to improve sales. Spreadsheets where a major marketing point of computers when they first filled the market.
- Complex, Real-time calculations as values are entered
- Goal Seek calculation—many values are adjusted to find a combination that returns the desired result
- Printing images that span multiple pages
- .xls (older binary format)
- .xlsx (newer XML format)