arrow keys
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The arrow keys are controls for up, down, right, and left. You can use these keys instead of the mouse to move the cursor for navigation in a Web page, in a document, or in a game.
numeric keys
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Press the Num Lock key to lock and unlock the numeric key functions:
•When the Num Lock light on the keyboard is on, the numeric keys work in the same way as the number keys and arithmetic functions found on a basic calculator.
•When the Num Lock light on the keyboard is off, the numeric keys are directional keys used to move the cursor or play games.
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