Roman Numerals 1 to 400 – List, Chart, Rules, Solved Problems

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Created by: Team Maths - Examples.com, Last Updated: September 27, 2024

Roman Numerals 1 to 400 – List, Chart, Rules, Solved Problems

Roman-Numerals-1-to-400-2

Roman numerals, an ancient numerical system used by the Romans, are still relevant today in various contexts such as clocks, books, and historical documentation. The system uses combinations of letters from the Latin alphabet: I (1), V (5), X (10), L (50), C (100), and D (500). For numbers 1 to 400, this includes sequences like I to III for 1 to 3, IV for 4, V for 5, IX for 9, X for 10, XL for 40, L for 50, XC for 90, C for 100, CL for 150, CC for 200, CCC for 300, and CD for 400. Understanding Roman numerals from 1 to 400 provides insight into historical numbering systems and enhances numerical literacy in contexts where these numerals are still in use.

Download Roman Numerals 1 to 400 in PDF

Roman Numerals 1 to 400

Roman Numerals 1 to 400

Download Roman Numerals 1 to 400 in PDF

1-I2-II3-III
4-IV5-V6-VI
7-VII8-VIII9-IX
10-X11-XI12-XII
13-XIII14-XIV15-XV
16-XVI17-XVII18-XVIII
19-XIX20-XX21-XXI
22-XXII23-XXIII24-XXIV
25-XXV26-XXVI27-XXVII
28-XXVIII29-XXIX30-XXX
31-XXXI32-XXXII33-XXXIII
34-XXXIV35-XXXV36-XXXVI
37-XXXVII38-XXXVIII39-XXXIX
40-XL41-XLI42-XLII
43-XLIII44-XLIV45-XLV
46-XLVI47-XLVII48-XLVIII
49-XLIX50-L51-LI
52-LII53-LIII54-LIV
55-LV56-LVI57-LVII
58-LVIII59-LIX60-LX
61-LXI62-LXII63-LXIII
64-LXIV65-LXV66-LXVI
67-LXVII68-LXVIII69-LXIX
70-LXX71-LXXI72-LXXII
73-LXXIII74-LXXIV75-LXXV
76-LXXVI77-LXXVII78-LXXVIII
79-LXXIX80-LXXX81-LXXXI
82-LXXXII83-LXXXIII84-LXXXIV
85-LXXXV86-LXXXVI87-LXXXVII
88-LXXXVIII89-LXXXIX90-XC
91-XCI92-XCII93-XCIII
94-XCIV95-XCV96-XCVI
97-XCVII98-XCVIII99-XCIX
100-C101-CI102-CII
103-CIII104-CIV105-CV
106-CVI107-CVII108-CVIII
109-CIX110-CX111-CXI
112-CXII113-CXIII114-CXIV
115-CXV116-CXVI117-CXVII
118-CXVIII119-CXIX120-CXX
121-CXXI122-CXXII123-CXXIII
124-CXXIV125-CXXV126-CXXVI
127-CXXVII128-CXXVIII129-CXXIX
130-CXXX131-CXXXI132-CXXXII
133-CXXXIII134-CXXXIV135-CXXXV
136-CXXXVI137-CXXXVII138-CXXXVIII
139-CXXXIX140-CXL141-CXLI
142-CXLII143-CXLIII144-CXLIV
145-CXLV146-CXLVI147-CXLVII
148-CXLVIII149-CXLIX150-CL
151-CLI152-CLII153-CLIII
154-CLIV155-CLV156-CLVI
157-CLVII158-CLVIII159-CLIX
160-CLX161-CLXI162-CLXII
163-CLXIII164-CLXIV165-CLXV
166-CLXVI167-CLXVII168-CLXVIII
169-CLXIX170-CLXX171-CLXXI
172-CLXXII173-CLXXIII174-CLXXIV
175-CLXXV176-CLXXVI177-CLXXVII
178-CLXXVIII179-CLXXIX180-CLXXX
181-CLXXXI182-CLXXXII183-CLXXXIII
184-CLXXXIV185-CLXXXV186-CLXXXVI
187-CLXXXVII188-CLXXXVIII189-CLXXXIX
190-CXC191-CXCI192-CXCII
193-CXCIII194-CXCIV195-CXCV
196-CXCVI197-CXCVII198-CXCVIII
199-CXCIX200-CC201-CCI
202-CCII203-CCIII204-CCIV
205-CCV206-CCVI207-CCVII
208-CCVIII209-CCIX210-CCX
211-CCXI212-CCXII213-CCXIII
214-CCXIV215-CCXV216-CCXVI
217-CCXVII218-CCXVIII219-CCXIX
220-CCXX221-CCXXI222-CCXXII
223-CCXXIII224-CCXXIV225-CCXXV
226-CCXXVI227-CCXXVII228-CCXXVIII
229-CCXXIX230-CCXXX231-CCXXXI
232-CCXXXII233-CCXXXIII234-CCXXXIV
235-CCXXXV236-CCXXXVI237-CCXXXVII
238-CCXXXVIII239-CCXXXIX240-CCXL
241-CCXLI242-CCXLII243-CCXLIII
244-CCXLIV245-CCXLV246-CCXLVI
247-CCXLVII248-CCXLVIII249-CCXLIX
250-CCL251-CCLI252-CCLII
253-CCLIII254-CCLIV255-CCLV
256-CCLVI257-CCLVII258-CCLVIII
259-CCLIX260-CCLX261-CCLXI
262-CCLXII263-CCLXIII264-CCLXIV
265-CCLXV266-CCLXVI267-CCLXVII
268-CCLXVIII269-CCLXIX270-CCLXX
271-CCLXXI272-CCLXXII273-CCLXXIII
274-CCLXXIV275-CCLXXV276-CCLXXVI
277-CCLXXVII278-CCLXXVIII279-CCLXXIX
280-CCLXXX281-CCLXXXI282-CCLXXXII
283-CCLXXXIII284-CCLXXXIV285-CCLXXXV
286-CCLXXXVI287-CCLXXXVII288-CCLXXXVIII
289-CCLXXXIX290-CCXC291-CCXCI
292-CCXCII293-CCXCIII294-CCXCIV
295-CCXCV296-CCXCVI297-CCXCVII
298-CCXCVIII299-CCXCIX300-CCC
301-CCCI302-CCCII303-CCCIII
304-CCCIV305-CCCV306-CCCVI
307-CCCVII308-CCCVIII309-CCCIX
310-CCCX311-CCCXI312-CCCXII
313-CCCXIII314-CCCXIV315-CCCXV
316-CCCXVI317-CCCXVII318-CCCXVIII
319-CCCXIX320-CCCXX321-CCCXXI
322-CCCXXII323-CCCXXIII324-CCCXXIV
325-CCCXXV326-CCCXXVI327-CCCXXVII
328-CCCXXVIII329-CCCXXIX330-CCCXXX
331-CCCXXXI332-CCCXXXII333-CCCXXXIII
334-CCCXXXIV335-CCCXXXV336-CCCXXXVI
337-CCCXXXVII338-CCCXXXVIII339-CCCXXXIX
340-CCCXL341-CCCXLI342-CCCXLII
343-CCCXLIII344-CCCXLIV345-CCCXLV
346-CCCXLVI347-CCCXLVII348-CCCXLVIII
349-CCCXLIX350-CCCL351-CCCLI
352-CCCLII353-CCCLIII354-CCCLIV
355-CCCLV356-CCCLVI357-CCCLVII
358-CCCLVIII359-CCCLIX360-CCCLX
361-CCCLXI362-CCCLXII363-CCCLXIII
364-CCCLXIV365-CCCLXV366-CCCLXVI
367-CCCLXVII368-CCCLXVIII369-CCCLXIX
370-CCCLXX371-CCCLXXI372-CCCLXXII
373-CCCLXXIII374-CCCLXXIV375-CCCLXXV
376-CCCLXXVI377-CCCLXXVII378-CCCLXXVIII
379-CCCLXXIX380-CCCLXXX381-CCCLXXXI
382-CCCLXXXII383-CCCLXXXIII384-CCCLXXXIV
385-CCCLXXXV386-CCCLXXXVI387-CCCLXXXVII
388-CCCLXXXVIII389-CCCLXXXIX390-CCCXC
391-CCCXCI392-CCCXCII393-CCCXCIII
394-CCCXCIV395-CCCXCV396-CCCXCVI
397-CCCXCVII398-CCCXCVIII399-CCCXCIX
400-CD

Rules to Write Roman Numerals 1 to 400

  1. Basic Symbols:
    • I = 1
    • V = 5
    • X = 10
    • L = 50
    • C = 100
    • D = 500
    • M = 1000
  2. Repeating Symbols:
    • A symbol can be repeated up to three times to add values. For example:
      • III = 3 (I + I + I)
      • XXX = 30 (X + X + X)
      • CCC = 300 (C + C + C)
  3. Subtractive Notation:
    • Place a smaller numeral before a larger numeral to subtract its value. For example:
      • IV = 4 (5 – 1)
      • IX = 9 (10 – 1)
      • XL = 40 (50 – 10)
      • XC = 90 (100 – 10)
      • CD = 400 (500 – 100)
  4. Additive Notation:
    • Place a smaller numeral after a larger numeral to add its value. For example:
      • VI = 6 (5 + 1)
      • XII = 12 (10 + 2)
      • XXVII = 27 (10 + 10 + 5 + 2)

Solved Problems

  1. Convert 23 to Roman Numerals:
    • 10 + 10 + 1 + 1 + 1 = XXIII
  2. Convert 49 to Roman Numerals:
    • 50 – 10 + 9 = XLIX
  3. Convert 78 to Roman Numerals:
    • 50 + 10 + 10 + 5 + 1 + 1 + 1 = LXXVIII
  4. Convert 135 to Roman Numerals:
    • 100 + 10 + 10 + 10 + 5 = CXXXV
  5. Convert 267 to Roman Numerals:
    • 100 + 100 + 50 + 10 + 5 + 1 + 1 = CCLXVII
  6. Convert 399 to Roman Numerals:
    • 100 + 100 + 100 + 50 – 10 + 10 – 1 = CCCXCIX
  7. Convert 400 to Roman Numerals:
    • 500 – 100 = CD

Roman numerals from 1 to 400 include the symbols I, V, X, L, C, and their combinations to represent numbers. The system starts with I for 1, progressing to III for 3, V for 5, and continues with combinations like IX for 9, X for 10, and XL for 40. As it progresses through L for 50, C for 100, and combinations such as XC for 90, the system elegantly handles numbers up to 400, where CD represents 400 itself. This sequential and additive system was the standard numeral system in ancient Rome and remains significant in modern contexts for its historical and symbolic value.

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Practice Test

What is the Roman numeral for 25?

XXV

XV

XXIV

XXX

of 10

How is 99 written in Roman numerals?

 LXXXIX

XCIX

 CIX

LXXXVI

of 10

What is the Roman numeral for 154?

CLV

 CLXIV

CXLIV

CLIV

of 10

Which Roman numeral represents 321?

CCCXXI

CCCXXII

CCCXX

CCCX

of 10

How would you write 399 in Roman numerals?

CCCIX

CCCXC

CCCXIX

CCCXCIX

of 10

What is the Roman numeral for 77?

LXXXVII

LXXVI

LXXVII

LXXVIII

of 10

How is 222 written in Roman numerals?

CCXXII

CCXI

CCXX

CXXII

of 10

Which Roman numeral represents 88?

LXXXIX

LXXXVII

LXXVIII

LXXXVIII

of 10

What is the Roman numeral for 50?

L

C

XL

V

of 10

How would you write 147 in Roman numerals?

CXLVII

CXLV

CXLVI

 CLVII

of 10

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