1. The best thing is Excel can plot x-y graphs.
2. It can also plot pie charts.
3. It can sort things by numbers in any order.
4. It can also sort by alphabetical order.
5. It can calculate the sum of a large number of data.
6. It can also calculate the average of a large number of data.
7. It can highlight data that satisfy specific condition(s).
8. It can filter data that satisfy specific condition(s).
9. It can make formatted tables.
10. It can also make formatted spreadsheet.