- Create: in Drive, choose New → Spreadsheet.
- Formulas: start with =, for example
=SUM(A1:A10)or=AVERAGE(B1:B5). Most Excel formulas work. - Tabs: click + at the bottom to add a sheet, and double-click a tab to rename it.
- Export: File → Export as Excel (.xlsx).
Spreadsheets save automatically. On One, Family and Business, you can edit together in real time.