Last updated on May 26th, 2025
Roman numerals are the 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., to count earlier. 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 DLXIV to represent 564; here, D is 500, L is 50, X is 10, and IV is 4. 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, then it is the addition method. For example, DLX → D + L + X → 500 + 50 + 10 = 560
To write a large number, certain Roman numerals can be repeated three times. III → 3.
If a smaller number precedes a larger number in Roman numerals, we subtract the smaller number from the larger number. It is a subtraction method. For example, IV → V - I → 5 - 1 = 4
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 LL for 100; instead, we use C.
Let’s now learn how to write 564 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 564 in Roman numerals using the expansion method.
To write 564 in Roman numerals, follow the steps,
Step 1: The number is broken based on the place value. Place values include ones, tens, hundreds, etc. For 564, we write it as 500 + 50 + 10 + 4
Step 2: Converting the number into Roman numerals
Step 3: Combining the Roman numerals together. Therefore, 564 in Roman numerals is D (500) + L (50) + X (10) + IV (4) = DLXIV
When writing a large number in Roman numerals, we group the numbers. To write 564 in Roman numerals, we group 564 as 500 + 50 + 10 + 4
So, 564 is written as DLXIV 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.
A historian discovered a manuscript dated DLXIV. What is the current year if the manuscript is 1459 years old?
The current year is MMXXIII.
DLXIV represents the year 564.
If the manuscript is 1459 years old, we add 1459 to 564 to find the current year: 564 + 1459 = 2023.
Therefore, the current year is MMXXIII.
An ancient artifact collection was estimated to be worth DCCCXL in Roman Numerals and a new appraisal added DLXIV to its value. What is the total worth of the collection?
The total worth of the collection is MCDIV.
To find the total worth, we add the values in Roman numerals: DCCCXL + DLXIV.
DCCCXL = 840
DLXIV = 564
Adding these gives 840 + 564 = 1404.
1404 in Roman Numerals is MCDIV.
A scholar is translating ancient texts and needs to convert the total number of pages, MDLXXIV, to include DLXIV additional pages. How many pages are there in total?
The total number of pages is MMCCXXXVIII.
First, we convert the Roman numerals to numbers:
MDLXXIV = 1574
DLXIV = 564
Adding these gives 1574 + 564 = 2138.
2138 in Roman Numerals is MMCCXXXVIII.
A collection of ancient coins includes CCCXX coins, and a new discovery adds DLXIV coins to the collection. How many coins are there now?
There are DCCCCLXXXIV coins in total.
First, convert the Roman numerals to numbers:
CCCXX = 320
DLXIV = 564
Adding these gives 320 + 564 = 884.
884 in Roman Numerals is DCCCCLXXXIV.
Write the Roman Numeral for 564 + 116 using the expansion method.
The Roman numeral for 564 + 116 is DCLXXX.
Step 1: Convert the numbers 564 and 116 into Roman numerals.
564 - DLXIV
116 - CXVI
Add the numbers together: 564 + 116 = 680
Using the expansion method: 680 = 600 + 80 = DCLXXX
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.