How to Write 30 in Roman Numerals?

30 in Roman numerals is XXX. It is formed by repeating the symbol X (which represents 10) three times. Unlike numbers like 40 (XL) or 50 (L), 30 is expressed simply by addition without any subtraction symbols. Learning Roman numerals enriches your understanding of ancient numbering systems and can be fun for students. Let us start the learning process by exploring different aspects of how to write 30 in Roman numerals.

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How to Write 30 in Roman Numerals?

To write 30 in Roman numerals, you use the letters XXX. This is done by combining three X’s, where each X represents 10. There’s no need for any additional calculations or special combinations for this number.

Number	Roman Numeral
30	XXX

How to Convert XXX to Number

To convert XXX from Roman numerals to a number, you simply need to know the value of the Roman numeral X, which is 10. Since XXX is a combination of three X’s, you add their values together: 10 + 10 + 10 = 30. Roman numerals are made up of seven symbols (I, V, X, L, C, D, M), and each has a fixed value.

XXX = 10 + 10 + 10 = 30 So, if you see XXX, it directly represents the number 30

Check out:

39 in Roman Numerals

45 in Roman Numerals

49 in Roman Numerals

Exercise on 30 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 + 30 = ___ 
2. 30 – 10 = ___ 
3. 230 + 10 = ___ 
4. 150 – 30 = ___

Answers:

1. LXXX
2. XX
3. CCXL
4. CXX

Convert to Roman Numerals

Convert the following numbers into Roman numerals:

1. 30
2. 50
3. 300
4. 90

Answers:

1. 30 → XXX
2. 50 → L
3. 300 → CCC
4. 90 → XC

Convert to Numbers

Convert the following Roman numerals to numbers:

1. XXXV
2. XXXIX
3. XXXIII
4. XXXVII

Answers:

1. XXXV → 35
2. XXXIX → 39
3. XXXIII → 33
4. XXXVII → 37

Match the Following

Match the following numbers to Roman numerals:

Numbers	Roman Numerals
(i) 103	(a) CCCIII
(ii) 36	(b) LX
(iii) 60	(c ) CIII
(iv) 303	(d) XXXVI

Answers:

(i) 103 → (c) CIII

(ii) 36 → (d) XXXVI

(iii) 60 → (b) LX

(iv) 303 → (a) CCCIII

Check out other Roman numerals here:

12 in Roman Numerals	21 in Roman Numerals
14 in Roman Numerals	60 in Roman Numerals
15 in Roman Numerals	99 in Roman Numerals
18 in Roman Numerals	100 in Roman Numerals

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