MS Excel
You can use the horizontal and vertical scroll bars to

View different rows and columns edit the contents of a cell
Split a worksheet into two panes
View different worksheets
Edit the contents of a cell

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MS Excel
How do you insert a row?

Select the row heading where you want to insert the new row and click the Insert Row button on the standard toolbar
Right-click the row heading where you want to insert the new row and select Insert from the shortcut menu
All of the listed here
Select the row heading where you want to insert the new row and select Edit >Row from the menu

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