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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 more. Here we will be discussing Roman Numerals, rules, and examples.
In royal titles like Henry I, Henry II, and so on, Roman Numerals are used to indicate order. Have you noticed these symbols and wondered what they represent? Those are the Roman Numerals. In earlier times, people used fingers, sticks, and bones to count. As life became more complex, a standard form was needed. Ancient Romans developed the Roman Numeral system for this purpose. I (1), V (5), X (10), L (50), C (100), D (500), and M (1000) are the symbols used to count.
In Roman Numerals, we use CMXL to represent 940, where CM is 900, and XL is 40. Let’s learn more about Roman numerals and how we write them.
There are certain basic rules to write numbers 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 larger numbers, certain Roman Numerals can be repeated up to three times. For example, CCC → 300.
If a small number precedes a larger number in Roman Numerals, we subtract the smaller number from the larger number. For example, IV → V - I → 5 - 1 = 4.
Symbols cannot be repeated more than three times, and certain symbols like V, L, and D cannot be repeated. For example, we won't write VV for 10; instead, we use X.
Let’s now learn how to write 940 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 940 in Roman numerals using the expansion method.
To write 940 in Roman Numerals, follow these steps:
Step 1: Break the number based on place value. Place values are ones, tens, hundreds, etc. For 940, we write it as 900 + 40.
Step 2: Converting the number into Roman Numerals.
Step 3: Combining the Roman Numerals together. Therefore, 940 in Roman Numerals is CM (900) + XL (40) = CMXL.
When writing a large number into Roman Numerals, we group the number. To write 940 in Roman Numerals, we group 940 as 900 + 40.
So, 940 is written as CMXL in Roman Numerals.
Calculate the result of CMXL divided by IV.
A museum has CMXL artifacts to display equally over X rooms. How many artifacts will each room contain?
Find the combined value of DC and CMXL in Roman numerals.
Determine the difference between CMXL and DCCCXXX.
Express the sum of 940 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.