Do LibreOffice ajuda :
To Insert a Page Number
- Choose Insert - Footer and select the page style that you want to add the footer to.
- Choose Insert - Fields - Page Number.
To Additionally Add a Page Count
- Click in front of the page number field, type Page and enter a space; click after the field, enter a space and then type of and enter another space.
- Choose Insert - Fields - Page Count.
Isso foi resolvido. Obrigado.