Entering Functions In Excel

To enter a function theres many ways how to do it:

1. To enter the function you can use the keyboard or the mouse
2.You can insert function in the FORMULA BAR
3. Use the the SUM MENU
4.The AUTOSUM command on the Formulas tab on the RIBBON
5.And last you can use the NAME BOX area in the FORMULA BAR.

It just depends on the way you feel is more easy for you and you can remember it.