The order of sheets in the current spreadsheet can be modified:
1. Select the sheet that you want to change in order.
2. Click the left mouse button and drag the sheet to a new position on the sheet tabs.
3. Release the left mouse button to fix the selected position of the sheet.
You can also set a sheet as the first or the last sheet in a spreadsheet :
1.Right-click the sheet tab of the sheet that you want to replace.
2.On the context menu, select one of the commands: