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 CCLXXVI to represent 276, where C is 100, L is 50, X is 10, V is 5, and I is 1. 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.
Rule 1: Addition Method
The addition method is used when the smaller number is placed after the larger number. For example, VI → V + I → 5 + 1 = 6.
Rule 2: Repetition Method
To write a large number, certain Roman Numerals can be repeated up to three times. For example, CCC → 300.
Rule 3: Subtraction Method
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.
Rule 4: Limitation Rule
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. For 8, we write VIII, not IIIIIIII.
Let’s now learn how to write 276 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 276 in Roman numerals using the expansion method.
To write 276 in Roman Numerals, follow the steps:
Step 1: Break the number based on the place value: hundreds, tens, and ones.
276 is written as 200 + 70 + 6.
Step 2: Convert the numbers into Roman Numerals:
- 200 in Roman Numerals — CC
- 70 in Roman Numerals — LXX
- 6 in Roman Numerals — VI
Step 3: Combine the Roman Numerals together.
Therefore, 276 in Roman Numerals is CC (200) + LXX (70) + VI (6) = CCLXXVI
When writing a number into Roman Numerals, we group the number. To write 276 in Roman Numerals, we group it as 200 + 70 + 6.
- 200 in Roman Numerals — CC
- 70 in Roman Numerals — LXX
- 6 in Roman Numerals — VI
So, 276 is written as CCLXXVI in Roman Numerals.
Students make mistakes when writing numbers in Roman Numerals. To master Roman Numerals, we can learn a few common mistakes and the ways to avoid them.
A historian is cataloging ancient artifacts and finds CLXXVI relics in one section and C relics in another. Find the total number of relics.
The total number of relics is CCLXXVI.
The sum of the two quantities is calculated as follows:
CLXXVI = 176
C = 100
176 + 100 = 276
276 in Roman Numerals is CCLXXVI.
An architect is designing a building with a total of DCCLII windows, and she wants to distribute them evenly across XXVII floors. How many windows will go on each floor?
Each floor will have XXVI windows.
To find the number of windows per floor, divide the total number of windows by the total number of floors:
DCCLII = 752
XXVII = 27
752 / 27 = 27 remainder 25, so each floor gets 26 windows.
26 in Roman Numerals can be written as XXVI.
A researcher is studying pages from ancient manuscripts, noting that one manuscript has CCLXXVI pages and another has LXXXIX pages. What is the difference in the number of pages between the two manuscripts?
The difference is CLXXXVII pages.
Subtract the smaller number from the larger one:
CCLXXVI = 276
LXXXIX = 89
276 - 89 = 187
187 in Roman Numerals is CLXXXVII.
A collector has CCXVI coins and decides to add another LX coins to his collection. What is the total number of coins he now has?
The collector now has CCLXXVI coins.
Add the two amounts together:
CCXVI = 216
LX = 60
216 + 60 = 276
276 in Roman Numerals is CCLXXVI.
Convert the sum of 150 and 126 into Roman numerals using the expansion method.
The Roman numeral for 150 + 126 is CCLXXVI.
Step 1: Convert each number to Roman numerals:
150 = CL
126 = CXXVI
Step 2: Add the numbers:
150 + 126 = 276
Step 3: Using the expansion method:
276 = 200 + 70 + 6 = CCLXXVI.