Since .25 is the same as 1/4th you can write this as: I/IV
Improved Answer:-
0.25 = :. = 3/12 as a fraction in Roman numeracy and 0.5 = S = 6/12 as a fraction in Roman numeracy
The Roman numeral for XXV is 25.
The numeral for 25 is "25".
Roman Numeral 25 is written as XXV.
the roman numerals for 25 is XXV.
25 = XXV
The Roman numeral for 25,000 is (XXV) which is 25 x 1000.
25
31.
32
100 = C as a Roman numeral
The simplest solution is to convert the Roman numerals to their Hindu-Arabic equivalents, perform the maths upon them, and convert the result back to a Roman numeral.
The Roman numeral for September 25, 2010 is XXV IX MMX.