If you’re new to touch devices, learning a few gestures will help you take maximum advantage of the touch capabilities.
Moving around in a file
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                   To scroll...  | 
              
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                   Touch the screen and slide your finger up and down, left and right. To quickly scroll through large worksheets, either horizontally or vertically, grab the scroll handle   | 
              
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                   To zoom in...  | 
              
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                   Stretch two fingers apart.  | 
              
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                   To zoom out...  | 
              
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                   Pinch two fingers together.  | 
              
Making a selection
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                   To select a cell...  | 
              
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                   Tap a cell.  | 
              
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                   To select multiple cells...  | 
              
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                   Tap, then drag the selection handler.  | 
              
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                   To place the cursor...  | 
              
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                   Tap in the formula bar.  | 
              
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                   To add or edit cell contents...  | 
              
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                   Double-tap the cell, or tap in the formula bar.  | 
              
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                   To open the Edit menu for a cell...  | 
              
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                   Tap the cell.  | 
              
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                   To select all cells that contain data…  | 
              
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                   Flick the selection handle down or to the right.  | 
              
Working with columns or rows
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                   To select or edit a column or row…  | 
              
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                   Tap the column or row heading.  | 
              
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                   To move one or more cells, or a column or row...  | 
              
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                   Tap and hold a selected column or row, or a group of cells. Dotted lines animate when the item is ready to move. Drag and drop the selected data wherever you like.  | 
              
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                   To resize a column or row…  | 
              
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                   Tap and drag the column or row heading.  | 
              
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                   To AutoFit the column width or row height to the contents…  | 
              
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                   Double-tap the column or row heading.  |