$\blacktriangleright$    To enter limits

  1. Enter the operator or function.

  2. ClickitbpF22.4375pt21.0625pt2ptsubscrip.wmf, or from the Insert menu, choose Subscript.

  3. Enter the lower limit.

  4. Press Tab.

  5. Enter the upper limit.

You can also enter the subscript and superscript in reverse order.