Move or copy worksheets or worksheet data

You can use the Move or Copy Sheet command to move or copy entire worksheets (also known as sheets), to other locations in the same or a different workbook. You can use the Cut and Copy commands to move or copy a portion of the data to other worksheets or workbooks.

Move a worksheet within a workbook

Select the worksheet tab, and drag it to where you want it.

Note: Be aware that calculations or charts that are based on worksheet data might become inaccurate if you move the worksheet.

Copy a worksheet in the same workbook

Press CTRL and drag the worksheet tab to the tab location you want.

OR

Right click on the worksheet tab and select Move or Copy.
Select the Create a copy checkbox.
Under Before sheet, select where you want to place the copy.
Select OK.

Source: Microsoft