Last updated on May 26th, 2025
Roman numerals are a way of expressing numbers using symbols. I, V, X, L, C, D, and M are the symbols we use. Roman Numerals are used in royal titles, book names, sequences, and more. Here we will be discussing Roman Numerals, rules, and examples.
Have you ever noticed Roman numerals in movie credits or historical texts and wondered what they represent? Roman numerals are a numerical system that originated in ancient Rome.
The system uses combinations of letters from the Latin alphabet: I (1), V (5), X (10), L (50), C (100), D (500), and M (1000). To represent 906, we use the symbols CM for 900 and VI for 6, combining them to get CMVI. Let’s learn more about Roman numerals and how we write them.
There are certain basic rules to write a number in Roman Numerals. In this section, let’s discuss some basic rules that need to be remembered when writing a number in Roman numerals.
The addition method is used when a smaller number is placed after a larger number. For example, VI → V + I → 5 + 1 = 6.
To write a large number, certain Roman Numerals can be repeated up to three times. For example, III → 3.
If a smaller number precedes a larger number in Roman Numerals, we subtract the smaller number. For example, IX → X - I → 10 - 1 = 9.
The symbols cannot be repeated more than three times, and symbols like V, L, and D cannot be repeated. For example, we won't write VV for 10; instead, we use X, and for 8, we write VIII, not IIIIIIII.
Let’s now learn how to write 906 in Roman Numerals. Follow these methods to write the number in Roman Numerals:
In the expansion method, based on the place value, the number is broken down. In this section, we will learn how to write 906 in Roman numerals using the expansion method. To write 906 in Roman Numerals, follow these steps:
Step 1: Break the number based on the place value, such as hundreds, tens, and ones. For 906, we write it as 900 + 6.
Step 2: Convert the numbers into Roman Numerals.
Step 3: Combine the Roman Numerals together. Therefore, 906 in Roman Numerals is CM (900) + VI (6) = CMVI.
When writing a large number in Roman Numerals, we group the number. To write 906 in Roman Numerals, we group 906 as 900 + 6.
So, 906 is written as CMVI in Roman Numerals.
Students make mistakes when writing numbers in Roman Numerals. To master Roman Numerals, we can learn a few common mistakes and ways to avoid them.
A historian finds a scroll with the date DCCCCVI written on it. If it was buried DCLXVI years ago, in what year was it buried?
The scroll was buried in the year CCXL.
The date DCCCCVI is 906.
If it was buried DCLXVI years ago, which is 666 years, we subtract 666 from 906.
906 - 666 = 240
240 in Roman Numerals is CCXL.
A librarian has a collection of DCCCXVI books and wants to distribute them equally among VI libraries. How many books will each library receive?
Each library will receive CXXXVI books.
To find out how many books each library receives, divide the total number of books by the number of libraries.
DCCCXVI = 816
VI = 6
816 / 6 = 136
136 in Roman Numerals is CXXXVI.
Find the sum of DXLIV and CCCLXII in Roman numerals.
The sum of DXLIV and CCCLXII is CMVI.
To find the sum, add the two numbers together.
DXLIV = 544
CCCLXII = 362
544 + 362 = 906
906 in Roman Numerals is CMVI.
Subtract CCCXLIV from DCCCCVI and express the result in Roman numerals.
The result of the subtraction is DLXII.
Subtract the second number from the first.
DCCCCVI = 906
CCCXLIV = 344
906 - 344 = 562
562 in Roman Numerals is DLXII.
Express the number 906 as a sum of Roman numerals using the expansion method.
The number 906 can be written as D + C + C + VI in Roman numerals.
To use the expansion method, break down the number into its components:
906 = 900 + 6 = (500 + 100 + 100 + 100) + 6 500 is D, 100 is C, and 6 is VI.
So, 906 = D + C + C + VI.
Hiralee Lalitkumar Makwana has almost two years of teaching experience. She is a number ninja as she loves numbers. Her interest in numbers can be seen in the way she cracks math puzzles and hidden patterns.
: She loves to read number jokes and games.