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 so on. Here we will be discussing Roman Numerals, rules, and examples.
The royal titles, such as Henry I, Henry II, and so on. Have you noticed the names and wondered what these symbols (I and II) represented? Those are the Roman Numerals. Earlier people used to count using fingers, sticks, bones, etc. When life became complex, a standard form was required to count.
Ancient Romans used the Roman Numeral system to count. I (1), V (5), X (10), L (50), C (100), D (500), and M (1000) are the symbols we use to count. In Roman Numerals, we use M to represent 1000.
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 the smaller number is placed after the larger number, it is the addition method. For example, VI → V + I → 5 + 1 = 6
To write a large number, there are certain Roman Numerals that can be repeated three times. III → 3.
If a small number is followed by a large number in Roman Numerals, we subtract the smaller number from the large number. For example, IX → X - I → 10 - 1 = 9
The symbols cannot be repeated more than three times, and some symbols like V, L, and D cannot be repeated. For example, we won't write VV for 10; instead, we use X, and 8 is written as VIII, not IIIIIIII.
Let’s now learn how to write 1000 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 1000 in Roman numerals using the expansion method. To write 1000 in Roman Numerals, follow the steps,
Step 1: The number is broken down based on the place value. Place values are ones, tens, hundreds, etc. For 1000, we write it as 1000
Step 2: Converting the number into Roman Numerals
Step 3: Combining Roman Numerals together. Therefore, 1000 in Roman Numeral is M.
When writing a large number into Roman Numeral, we group the number. To write 1000 in Roman Numeral, we simply use the symbol for 1000.
So, 1000 is written as M in Roman Numerals.
Students make mistakes when writing a number in Roman Numerals. To master Roman Numerals, we can learn a few common mistakes and the ways to avoid them.
Calculate the sum of DCC and CCXXX.
The sum of DCC and CCXXX is CMXXX.
The sum is obtained by adding two numbers.
DCC = 700
CCXXX = 230
700 + 230 = 930
930 in Roman Numerals is CMXXX.
Therefore, the sum of DCC and CCXXX is CMXXX.
A historian discovered MCMXXV artifacts and distributed them equally among V museums. How many artifacts does each museum receive?
Each museum receives CCCLXXXV artifacts.
To determine how many artifacts each museum receives, divide the total number of artifacts by the number of museums.
MCMXXV = 1925
V = 5
1925 / 5 = 385
385 in Roman Numerals is CCCLXXXV.
Find the difference between MM and M.
The difference between MM and M is M.
The difference is found by subtracting one number from another.
MM = 2000
M = 1000
2000 - 1000 = 1000
1000 in Roman Numerals is M.
What is the product of C and X?
The product of C and X is M.
The product is calculated by multiplying two numbers.
C = 100
X = 10
100 × 10 = 1000
1000 in Roman Numerals is M.
Write the Roman Numeral for 950 + 50 using the expansion method.
The Roman Numeral for 950 + 50 is M.
Step 1: Convert the numbers 950 and 50 into Roman numerals. 950 - CML 50 - L Add the numbers together: 950 + 50 = 1000 Using the expansion method: 1000 = M Therefore, the Roman Numeral for 950 + 50 is M.
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.