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Last updated on February 25th, 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. 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 MCMXLIX to represent 1949, here M is 1000, CM is 900, XL is 40, and IX is 9. 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. For example, VI → V + I → 5 + 1 = 6
To write a large number, there are certain Roman Numerals that can be repeated up to 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, it is a subtraction method. 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 1949 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 1949 in Roman numerals using the expansion method. To write 1949 in Roman Numerals, follow the steps:
Step 1: Break the number based on the place value. Place values are ones, tens, hundreds, etc. For 1949, we write it as 1000 + 900 + 40 + 9
Step 2: Converting each part into Roman Numerals
1000 in Roman Numerals - M
900 in Roman Numerals - CM
40 in Roman Numerals - XL
9 in Roman Numerals - IX
Step 3: Combining these Roman Numerals together. Therefore, 1949 in Roman Numerals is M (1000) + CM (900) + XL (40) + IX (9) = MCMXLIX
When writing a large number in Roman Numerals, we group the number. To write 1949 in Roman Numerals, we group 1949 as 1000 + 900 + 40 + 9
So, 1949 is written as MCMXLIX in Roman Numerals.
Convert the year MCMXLIX in Roman numerals to its decimal equivalent.
A historian discovers MCMXLIX coins and decides to distribute them equally among XLIX museums. How many coins will each museum receive?
Calculate the sum of the Roman numerals MCM and XLIX.
If a vintage car was manufactured in the year MCMXLIX and is to be displayed in the year MMXXIII, how many years have passed since its manufacture?
Express the sum of 1949 and 50 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.