worksheet function - LibreOffice Calc: how to pad number to fixed

In a LibreOffice spreadsheet, I want to display numbers (actually, prices) with two decimals. When a cell contains just a number, I can format it to do automatic padding. But sometimes I have cases

Pad the data from other cells (used via formula) with leading zeroes - English - Ask LibreOffice

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How To Add or Pad Leading Zeros To Numbers or text In Excel?

LibreOffice Calc: how to pad number to fixed decimals when used within formula?

Keeping leading zeros Libre Office Calc

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Keeping leading zeros Libre Office Calc

How To Add or Pad Leading Zeros To Numbers or text In Excel?

Keeping zeros infront of a number - English - Ask LibreOffice

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