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Last updated on February 24th, 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 discuss Roman Numerals, rules, and examples.
Royal titles such as Henry I, Henry II, and so on use Roman Numerals. Have you noticed the names and wondered what these symbols (I and II) represented? Those are Roman Numerals.
Earlier, people used fingers, sticks, bones, etc., to count. As life became complex, a standard form was needed. Ancient Romans used the Roman Numeral system for counting. I (1), V (5), X (10), L (50), C (100), D (500), and M (1000) are the symbols used for counting.
In Roman Numerals, we use DCCLXXII to represent 772. Here, D is 500, C is 100, L is 50, X is 10, and I is 1. Let’s learn more about Roman numerals and how we write them.
Certain basic rules exist for writing numbers in Roman Numerals. In this section, let’s discuss some basic rules to remember when writing a number in Roman numerals.
The addition method is used when a smaller number is placed after a larger number. For example, VII is 7 (5 + 2).
Some Roman Numerals can be repeated up to three times. For instance, CCC is 300.
If a smaller number is followed by a larger number in Roman Numerals, we subtract the smaller number from the larger number. For example, IV is 4 (5 - 1).
Symbols cannot be repeated more than three times, and some symbols like V, L, and D cannot be repeated. For instance, 10 is written as X, not VV.
Let’s learn how to write 772 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 772 in Roman numerals using the expansion method. To write 772 in Roman Numerals, follow these steps:
Step 1: Break the number based on place value: hundreds, tens, and ones. For 772, we write it as 700 + 70 + 2.
Step 2: Convert each number into Roman Numerals:
Step 3: Combine the Roman Numerals together. Therefore, 772 in Roman Numerals is DCC (700) + LXX (70) + II (2) = DCCLXXII.
When writing a large number into Roman Numerals, we group the numbers. To write 772 in Roman Numerals, we group 772 as 700 + 70 + 2.
So, 772 is written as DCCLXXII in Roman Numerals.
Calculate the sum of CDLXXV and CCXCVII.
A historian found DCCLXXII ancient coins and wants to distribute them equally among four museums. How many coins will each museum receive?
A Roman scholar is studying two ancient scrolls, one with CLXXII annotations and another with DC annotations. What is the total number of annotations?
Subtract CCL from DCCCXXII. What is the result?
Express the sum of 600 and 172 in Roman numerals using the expansion method.
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.