Worksheets
Each worksheet has a name which is displayed as a tab at the bottom of the spreadsheet. These names can be changed by double clicking on the name tab and entering the required text.

Additional worksheets can be added. These are added one at a time by clicking on the “+” symbol next to the worksheet name.

Any worksheets that are not required can be deleted simply by moving the mouse cursor over the sheet name that is not required, right clicking on the mouse and choosing “delete”.

The order of the sheets can be changed by simply single left clicking on the name of the sheet, keeping the button pressed and dragging it to its required location.
Switching between the worksheets can be done by simply left clicking on the name of the spreadsheet required to be seen on the screen.