The number 255 looks like 4 letters from the English alphabet which contains two c's, one l, and also one v. But all letters are put together in one group which looks like "CCLV". The way the Romans set u their number system is really easy to understand too. A "C" represents 100, a "L" represents 50, and the last letter "V" represents 5.
L
CXXX
XVI
The number 1971 is represented in Roman Numerals by MCMLXXI.
The number 4000 in Roman numerals is represented as "MMMM".
L
CXXX
XVI
It is LIV.
It is: 210 = CCX
The number 1971 is represented in Roman Numerals by MCMLXXI.
26 in Roman numerals is XXVI.
The number 4000 in Roman numerals is represented as "MMMM".
The Roman numerals are XLV.
18 in roman numerals looks like XVIII
20 in Roman numerals is XX.
300 would be represented by 'CCC' in roman numerals.