Entering Data in Excel

By Ted French, About.com Guide

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Moving around the spreadsheet

Home key: moves the active cell highlight to column A without changing rows.
Ctrl + Home keys: moves the active cell highlight to cell A1.
Ctrl + End keys: moves the active cell highlight to the last cell of the spreadsheet containing data.
Ctrl + Down Arrow keys: moves the active cell highlight to the last row of the spreadsheet without changing columns.
Ctrl + Up Arrow keys: moves the active cell highlight to the first row of the spreadsheet without changing columns.
Ctrl + Page Down keys: moves the active cell highlight to the next sheet of the spreadsheet.
Ctrl + Page Up keys: moves the active cell highlight to the previous sheet of the spreadsheet.

Ted French
Spreadsheets Guide