How to Write 17 in Roman Numerals?

Writing 17 in Roman numerals is straightforward once you know the basics. Roman numerals use combinations of letters to represent numbers. For 17, the representation is XVII, which is formed by combining 10 (X), 5 (V), and 2 (II). Unlike numbers like 4 (IV) or 9 (IX), 17 does not involve subtraction but is simply an addition of symbols. Learning Roman numerals enriches your understanding of ancient numbering systems and can be fun for students. Let us start the learning process by understanding different aspects of how to write 17 in Roman numerals.

How to Write 17 in Roman Numerals?

To write 17 in Roman numerals, you use the combination XVII. 

Step 1: Break 17 into place values.

We need to represent 17 in terms of Roman numerals by breaking it down into components based on its place values.

• 17 can be split as: 17=10+5+1+1

Step 2: Represent each component in Roman numerals.

• 10 is represented as X.
• 5 is represented as V.
• 1 is represented as I.

So, breaking 17 down:

• 10 = X
• 5 = V
• 1 = I
• 1 = I

Step 3: Combine the Roman numerals.

Now, we write these symbols together: 17=X+V+I+I

Which gives us: 17=XVII

Thus, 17 in Roman numerals is written as:

Number	Roman Numeral
17	XVII

How to Convert XVII to Number?

To convert XVII from Roman numerals to a number, you simply need to know the values of the individual symbols: X (10), V (5), and I (1). By adding these values together (10 + 5 + 1 + 1), you get 17. Roman numerals are made up of seven symbols (I, V, X, L, C, D, M), and each has a fixed value.

To convert XVII from Roman numerals to a number, follow these steps: Understand the Values: X = 10 V = 5 I = 1 Write in Sequence: In Roman numerals, larger values are written first unless subtraction is used. Here, XVII is written in descending order without subtraction. Add the Values: Start with X = 10. Add V = 5 → 10 + 5 = 15. Add the two I’s = 1 + 1 → 15 + 1 + 1 = 17. Thus, XVII = 17 in numbers.

Check the list of Roman Numbers between 11 to 20 here:

11 in Roman Numerals	16 in Roman Numerals
12 in Roman Numerals	17 in Roman Numerals
13 in Roman Numerals	18 in Roman Numerals
14 in Roman Numerals	19 in Roman Numerals
15 in Roman Numerals	20 in Roman Numerals

Exercise on 17 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. 50 + 17 = ___ 
2. 100 – 17 = ___ 
3. 117 + 10 = ___ 
4. 500 – 117 = ___

Answers:

1. LXVII
2. LXXXIII
3. CXXVII
4. CCCLXXXIII

Convert to Roman Numerals

Convert the following numbers into Roman numerals:

1. 107
2. 117
3. 170
4. 107

Answers:

1. 107 = CVII
2. 117 = CXVII
3. 170 = CLXX
4. 107 = CVII

Convert to Numbers

Convert the following Roman numerals to numbers:

1. LXXVII
2. XXVII
3. LVII
4. CLXX

Answers:

1. LXXVII = 77
2. XXVII = 27
3. LVII = 57
4. CLXX = 170

Match the Following

Match the following numbers to Roman numerals:

Numbers	Roman Numerals
(i) 177	(a) CCVII
(ii) 207	(b) CLXXVII
(iii) 77	(c ) CXVII
(iv) 117	(d) LXXVII

Answers:

(i) 177 → (b) CLXXVII

(ii) 207 → (a) CCVII

(iii) 77 → (d) LXXVII

(iv) 117 → (c) CXVII

Check out other Roman numbers in the table below:

1 in Roman Numerals	10 in Roman Numerals
2 in Roman Numerals	30 in Roman Numerals
3 in Roman Numerals	40 in Roman Numerals
4 in Roman Numerals	50 in Roman Numerals
5 in Roman Numerals	60 in Roman Numerals
6 in Roman Numerals	70 in Roman Numerals
7 in Roman Numerals	80 in Roman Numerals
8 in Roman Numerals	90 in Roman Numerals
9 in Roman Numerals	100 in Roman Numerals

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