Scholarship Exam Test Series Roman Number | रोमन संख्या

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Roman Number

Information Roman numerals are a system of numbers that originated in ancient Rome and are still used in certain contexts today. Roman numerals use combinations of seven symbols:

I = 1

V = 5

X = 10

L = 50

C = 100

D = 500

M = 1000

Basic Roman Numeral Rules:Repetition Rule: A numeral can be repeated up to three times to add up the value.Example: III = 3 (I + I + I), XXX = 30 (X + X + X).However, no numeral can be repeated more than three times in a row.Subtraction Rule: When a smaller numeral appears before a larger one, you subtract the smaller numeral.Example : IV = 4 (5 – 1), IX = 9 (10 – 1), XL = 40 (50 – 10), XC = 90 (100 – 10).Addition Rule: When a smaller or equal numeral follows a larger numeral, you add the value.Example: VI = 6 (5 + 1), XV = 15 (10 + 5), LX = 60 (50 + 10).Order of Symbols: Larger numerals are placed to the left, and smaller numerals are placed to the right unless the subtraction rule applies.Example: XVI = 16 (10 + 5 + 1).Common Roman Numeral Combinations:4 = IV (not IIII)9 = IX40 = XL90 = XC400 = CD900 = CMLimitations and Usage:Roman numerals typically do not go beyond 3,999. Larger numbers were represented with a bar over a numeral to indicate multiplication by 1,000 (though this is less commonly used).Roman numerals are still used today in certain contexts, such as clock faces, book chapters, and movie sequels.Examples:

2024 = MMXXIV

3999 = MMMCMXCIX

व्हिडिओ पहा.

2. III
3. III
4. IV
5. V
6. VI
7. VII
8. VIII
9. IX
10. X
11. XI
12. XII
13. XIII
14. XIV
15. XV
16. XVI
17. XVII
18. XVIII
19. XIX
20. XX
21. XXI
22. XXII
23. XXIII
24. XXIV
25. XXV
26. XXVI
27. XXVII
28. XXVIII
29. XXIX
30. XXX
31. XXXI
32. XXXII
33. XXXIII
34. XXXIV
35. XXXV
36. XXXVI
37. XXXVII
38. XXXVIII
39. XXXIX
40. XL
41. XLI
42. XLII
43. XLIII
44. XLIV
45. XLV
46. XLVI
47. XLVII
48. XLVIII
49. XLIX
50. L
51. LI
52. LII
53. LIII
54. LIV
55. LV
56. LVI
57. LVII
58. LVIII
59. LIX
60. LX
61. LXI
62. LXII
63. LXIII
64. LXIV
65. LXV
66. LXVI
67. LXVII
68. LXVIII
69. LXIX
70. LXX
71. LXXI
72. LXXII
73. LXXIII
74. LXXIV
75. LXXV
76. LXXVI
77. LXXVII
78. LXXVIII
79. LXXIX
80. LXXX
81. LXXXI
82. LXXXII
83. LXXXIII
84. LXXXIV
85. LXXXV
86. LXXXVI
87. LXXXVII
88. LXXXVIII
89. LXXXIX
90. XC
91. XCI
92. XCII
93. XCIII
94. XCIV
95. XCV
96. XCVI
97. XCVII
98. XCVIII
99. XCIX
100. C

The letters I, V, X, L, C, D, and M represent 1, 5, 10, 50, 100, 500, and 1000 respectively.

A letter can be repeated up to three times in a row to represent addition of the value (e.g., III = 3, XXX = 30).

If a smaller value letter is placed before a larger value letter, it represents subtraction (e.g., IV = 4, IX = 9).

Larger value letters should always come before smaller value letters to maintain proper representation.

Only powers of ten can be subtracted, meaning only I, X, and C can be used for subtraction.

These rules allow for the representation of any number using Roman numerals.

Origin: Roman numerals originated in ancient Rome and were used throughout the Roman Empire. They were the primary system of numbering used in Europe until the widespread adoption of Arabic numerals (0, 1, 2, 3, etc.) in the late Middle Ages.

Symbols: The seven basic symbols used in Roman numerals are I, V, X, L, C, D, and M, which represent 1, 5, 10, 50, 100, 500, and 1000 respectively.

Subtractive Notation: Roman numerals use a subtractive notation to represent numbers such as 4 (IV) and 9 (IX), where a smaller value is placed before a larger value to indicate subtraction.

Additive Notation: Additive notation is used for numbers that can’t be represented using subtractive notation. For example, 8 is represented as VIII (V + III).

Place Value: Unlike the decimal system, Roman numerals do not have a positional system based on place value. Instead, each numeral represents a specific value, and the order in which they appear determines the overall value of the number.

Modern Usage: Although Roman numerals are no longer used in everyday arithmetic, they are still used in certain contexts such as clock faces, book chapters and sections, outlines, and movie credits to denote the year of production or release.

Conversion: Converting Roman numerals to Arabic numerals (standard numerals) can be done by assigning each Roman numeral its corresponding value and then summing them together. Conversely, converting Arabic numerals to Roman numerals involves finding the largest possible Roman numeral that fits into the given number and then repeating the process until the entire number is represented.

Overall, Roman numerals have a rich history and continue to be used in various applications today, although primarily in a decorative or symbolic capacity rather than for practical computation.