## Friday, January 15, 2016

### Roman Numeral

Roman Numerals or Roman Numbers are originated in ancient Rome. Its letters are derived from earlier non alphabetical symbols. Roman numerals are combination of seven letters in the table below.

Roman Numerals: Letters and its Value
LetterValue
I or i1
V or v5
X or x10
L or l50
C or c100
D or d500
M or m1000

There is no Zero in Roman Numerals. If smaller numbers follow larger numbers, the numbers are added. If a smaller number precedes a larger number, the smaller number is subtracted from the larger.
Based on the above table and rule, the first ten roman numerals are defined in the table below.
NumeralValue
I11
II1+12
III1+1+13
IV5-14
V55
VI5+16
VII5+1+17
VIII5+1+1+18
IX10-19
X1010

Examples of Roman Numerals and its value.
NumeralValue
XV10+515
XX10+1020
MD1000+5001500
XD500-10490
XM1000-10900
MCMLXXXIV1000+(1000-100)+50+10+10+10+(5-1)1984

Fractions:
FractionRoman Numeral
1/12.
2/12..
3/12
4/12….
5/12…..
6/12S
7/12S.
8/12S..
9/12S…
10/12S….
11/12S…..
12/12I

Large Numbers:
Roman NumeralValue
500
C|Ɔ1000
|ƆƆ5000
CC|ƆƆ10000
|ƆƆƆ50000
CCC|ƆƆƆ100000

Related topics:
Numeral System   |   Number Types   |   Indian Numeral   |   Hindu Arabic Numeral   |   Greek Numeral

List of topics: Maths