Keyboard Shortcuts for Google Spreadsheets
The list below, basically shows the shortcuts available with a PC, if you are a Mac user then you may safely replayce Ctrl with Command key and Alt with Option key.
Editing action
Undo Ctrl + Z
Insert time Ctrl + Shift + :
Insert date Ctrl + Shift + ;
Fill range Ctrl + Enter
Fill down Ctrl + D
Fill right Ctrl + R
Insert/edit comment Shift + F2
Redo Ctrl + Y
Edit a cell F2 (Fn + F2 on a Mac)
Movement action
To start of row Home
To beginning of sheet Ctrl + Home
To end of row End
To end of sheet Ctrl + End
To next sheet Ctrl + Shift + PageDown
To previous sheet Ctrl + Shift + PageUp
Scroll to active cell Ctrl + Backspace
Find & replace Ctrl + F
Menus
Show context menu Ctrl + Shift + \
Show sheet list Alt + Shift + K
File menu Alt + F
Display sheet menu Alt + Shift + S
Formatting action
Bold Ctrl + B
Underline Ctrl + U
Italic Ctrl + I
Strikethrough Alt + Shift + 5
Apply outer border Alt + Shift + 7
Remove borders Alt + Shift + –
Apply top border Alt + Shift + T
Apply bottom border Alt + Shift + B
Apply left border Alt + Shift + L
Apply right border Alt + Shift + R
Format as currency Ctrl + Shift + 4
Format as percentage Ctrl + Shift + 5
Format as exponent Ctrl + Shift + 6
Format as date Ctrl + Shift + 3
Format as time Ctrl + Shift + 2
Format as decimal Ctrl + Shift + 1
Selection action
Select column Ctrl + Space
Select row Shift + Space
Select all Ctrl + Shift + Space
Select active region Ctrl + Shift + 8
Insertion action
Insert array formula Ctrl + Shift + Enter
Add new sheet Shift + F11
File commands
Save Ctrl + S
Open Ctrl + O
Make a copy Ctrl + Shift + S
Print Ctrl + P
View
Show all formulas Ctrl + ~
Compact controls Ctrl + Shift + F
Navigation
Chat Shift + Esc
Help
Open documentation (new window) Shift + F1
Show shortcuts help pop-up Ctrl + /
Enable ARIA/JAWS screenreader Alt + Shift + ~