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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 used in this numeral system. Roman Numerals appear in various contexts such as royal titles, book names, sequences, and more. Here, we will discuss Roman Numerals, the rules governing their use, and provide examples.
Have you ever seen royal titles like Henry I, Henry II, and wondered what the symbols (I and II) represented? Those are Roman Numerals. In ancient times, people counted using fingers, sticks, bones, etc. As life became more complex, a standardized counting system was needed.
The ancient Romans developed the Roman Numeral system. The symbols used are I (1), V (5), X (10), L (50), C (100), D (500), and M (1000). In Roman Numerals, we use DCCIV to represent 704. Here, D is 500, CC is 200, 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 a smaller number is placed after a larger number. For example, DCC → D + CC → 500 + 200 = 700
Some Roman Numerals can be repeated up to three times to denote an increase in value. For example, CCC → 300.
If a small number precedes a large number in Roman Numerals, it is subtracted from the larger number. For example, IV → V - I → 5 - 1 = 4
Symbols cannot be repeated more than three times. Symbols like V, L, and D cannot be repeated. For instance, we use X for 10 rather than VV.
Let’s learn how to write 704 in Roman Numerals. Follow these methods to write the number in Roman Numerals:
In the expansion method, the number is broken down based on place value. Here, we will learn how to write 704 in Roman numerals using this method. To write 704 in Roman Numerals, follow these steps:
Step 1: Break the number based on place value. Ones, tens, hundreds, etc. For 704, we write it as 700 + 4
Step 2: Converting the number into Roman Numerals
Step 3: Combine them into Roman Numerals. Therefore, 704 in Roman Numerals is DCC (700) + IV (4) = DCCIV
When writing a large number in Roman Numerals, we often group the number. To write 704 in Roman Numerals, group 704 as 700 + 4
So, 704 is written as DCCIV in Roman Numerals.
A historian found antique coins marked with the number DCCIV. If he discovers 100 more coins, what will be the total number of coins?
A library has DCCIV rare manuscripts. The manuscripts are to be evenly distributed among XXII research centers. How many manuscripts will each center receive?
Calculate the sum of CCCLII and DCCIV.
Determine the difference between DCCIV and CLIV.
Express the sum of 704 and 196 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.