LibreOffice Calc allows you to format cells in any type without changing its value. You can change a value “0.5” to “50%” or “$0.5”, or change the appearance of the cell itself.
Formatting Calc Cell
Type any number in any cell of Calc.
By default Calc uses default number format when you type a number in a cell. To format the number, right click on the cell and select “Format Cells”.
On the Format Cells dialog, choose category as Currency, Format as USD $ (Or anything you want), select desired formatting in format list. You can also choose number of decimal places, leading zeros you want. Once you are satisfied by looking at the preview, press OK.
To change the above number to %, you can click the % icon in the toolbar after selecting the cell. Calc provides common number formats in the toolbar itself for easy access.
Use Borders, border style, Font Color and allignment from toolbar to give the cell a different look:
Once it is applied to the cell, it would look like this: