Formula
Ctrl + D
To fill the selected cell with the content of the cell right above
Find and Replace
Ctrl + H
Ctrl + R
To fill the selected cell with the content of the cell on the left
To turn on Autosave
Alt +1
Ctrl + Shift + +
Shift Row, Column or Cell to the right or down.
To delete selected columns or rows
Ctrl + -
ALT + E + S + F
Create Pivot Table
Alt + N + V
Shift + F11
Create a new tab in excel.
Grouping Selected Columns / Rows
Alt + A + G + G