How to Write 15 in Roman Numerals?

Writing 15 in Roman numerals is straightforward once you understand the basics. Roman numerals use combinations of letters to represent numbers. For 15, the symbol is XV, which combines X (10) and V (5). Unlike numbers that require subtraction, such as 9 (IX) or 4 (IV), 15 is a simple addition of these two symbols.

The numeral is read as “ten plus five,” making it an easy example for beginners. Learning Roman numerals enriches your understanding of ancient numbering systems and is a fun exercise for students. Let’s start the learning process by exploring more about how to write 15 and other numbers in Roman numerals!

How to Write 15 in Roman Numerals?

To write 15 in Roman numerals, you use the letters XV. This is a combination of X (10) and V (5), simply adding them together to make 15. There’s no need for any additional calculations or special combinations for this number.

Number	Roman Numeral
15	XV

Also Read: Roman Numerals 1 to 1000

How to Convert XV to Number

To convert XV from Roman numerals to a number, you simply need to know the values of the Roman numerals X and V, which are 10 and 5, respectively. By adding these values together (10 + 5), you get 15. Roman numerals are made up of seven symbols (I, V, X, L, C, D, M), and each has a fixed value.

XV = 15 So, if you see XV alone, it directly represents the number 15

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Exercise on 15 in Roman Numerals

Let us practice some questions on Roman Numerals here.

Addition and Subtraction

Add/subtract the following numbers and answer in Roman Numerals

1. 10 + 5 = ___
2. 20 – 5 = ___
3. 30 + 15 = ___
4. 50 – 15 = ___

Answers:

1. XV
2. XV
3. XLV
4. XXXV

Convert to Roman Numerals

Convert the following numbers into Roman numerals:

1. 15
2. 25
3. 45
4. 75

Answers:

1. 15 = XV
2. 25 = XXV
3. 45 = XLV
4. 75 = LXXV

Convert to Numbers

Convert the following Roman numerals to numbers:

1. XV
2. XXV
3. XLV
4. LXV

Answers:

1. XV = 15
2. XXV = 25
3. XLV = 45
4. LXV = 65

Match the Following

Match the following numbers to Roman numerals:

Numbers	Roman Numerals
(i) 25	(a) XV
(ii) 15	(b) XLV
(iii) 75	(c ) XXV
(iv) 45	(d) LXXV

Answers:

(i) 15 → (c) XV

(ii) 25 → (a) XXV

(iii) 45 → (b) XLV

(iv) 75 → (d) LXXV

Know about other Roman numerals:

How to Write 45 in Roman Numerals?

How to Write 60 in Roman Numerals?

How to Write 100 in Roman Numerals?

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