Online Math Practice
Login
Register

Nursery LKG UKG Class 1 Class 2 Class 3 Class 4 Class 5 Class 6 Class 7 Class 8 Class 9 Class 10

Learn Roman Numerals

Roman numbers are written using English alphabets. These alphabets are I, V, X, L, C, D, M.

Roman numeral	Whole number
I	1
V	5
X	10
L	50
C	100
D	500
M	1000

Use the table given below to convert between Roman numeral and a whole number

Whole Number	Thousands place	Hundreds place	Tens place	Ones place
1	M	C	X	I
2	MM	CC	XX	II
3	MMM	CCC	XXX	III
4		CD	XL	IV
5		D	L	V
6		DC	LX	VI
7		DCC	LXX	VII
8		DCCC	LXXX	VIII
9		CM	XC	IX

Let's convert a whole number (1234) to Roman numeral. Referring to the above table:
  • Thousands place is 1, ∴ Roman numeral is M
  • Hundreds place is 2, ∴ Roman numeral is CC
  • Tens place is 3, ∴ Roman numeral is XXX
  • Ones place is 4, ∴ Roman numeral is IV

Joining all the above Roman numeral, the Roman numeral for 1234 is MCCXXXIV.

Let's convert a Roman numeral (MMCCCXLV) to whole number. Referring to the above table:
  • Thousands place is MM, ∴ whole number is 2
  • Hundreds place is CCC, ∴ whole number is 3
  • Tens place is XL, ∴ whole number is 4
  • Ones place is V, ∴ whole number is 5

∴ the whole number is 2345.

Practice conversion between Roman numeral and Whole number
  • Convert Roman numeral to decimal
  • Convert decimal to Roman numeral

We will be happy to hear from you. To leave a feedback or share your suggestion, please click My Comment.

Given below are the other how-to-teach topics:
Convert Roman Numerals | Even & Odd Numbers

Home About Us Contact Us Terms of Use Privacy Policy	How WWOLT works Online Practice Math Interesting Facts Commonly Made Mistakes in Math Sitemap	Follow us on
Copyright © 2011-2026 WWOLT^®. All Rights Reserved. By using (or visiting) wwolt.com website, you agree to the terms of use as given in https://wwolt.com/termsofuse