Roman numerals like XXVII (27) are frequently seen on watch faces, in books, on page numbers , and even in dates for tattoos. For example, March 27 can be written as “ XXVII March” or as the date “III/ XXVII ” (if written in MM/DD format). Roman Numerals Converter - Easily convert Roman numerals to Arabic numbers and vice versa. Find the meaning of Roman numeral dates and sequences like "X XXIII XVII " instantly. XXVII Roman Numerals can be written as numbers by combining the transformed Roman numerals, i.e., XXVII = XX + VII = 20 + 7 = 27. The higher Roman numerals precede the lower numerals resulting in the correct translation of XXVII Roman Numerals. Learn how to write the number 27 in Roman numerals. XXVII is 27 in Roman notation - history, curiosities and applications.