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Visual Worksheet: Roman Numerals | Mathematics Class 8- New NCERT (Ganita Prakash) PDF Download

Visual Worksheet: Roman Numerals | Mathematics Class 8- New NCERT (Ganita Prakash)

The document Visual Worksheet: Roman Numerals | Mathematics Class 8- New NCERT (Ganita Prakash) is a part of the Class 8 Course Mathematics Class 8- New NCERT (Ganita Prakash).
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FAQs on Visual Worksheet: Roman Numerals - Mathematics Class 8- New NCERT (Ganita Prakash)

1. What are Roman numerals and how are they used in modern times?
Ans.Roman numerals are a numeral system originating in ancient Rome, using combinations of letters from the Latin alphabet (I, V, X, L, C, D, M) to represent numbers. They are still used today in various contexts, such as in the numbering of book chapters, clock faces, and movie sequels, as well as in some official documents and events, like the Olympic Games.
2. How do you convert Roman numerals to Arabic numerals?
Ans.To convert Roman numerals to Arabic numerals, you need to sum the values of the Roman letters. Each letter represents a specific value: I=1, V=5, X=10, L=50, C=100, D=500, M=1000. When a smaller numeral appears before a larger numeral, it is subtracted (e.g., IV = 4). When a smaller numeral appears after a larger numeral, it is added (e.g., VI = 6).
3. What are the basic rules for writing Roman numerals?
Ans.The basic rules for writing Roman numerals include: 1. The same numeral cannot be used more than three times in a row (e.g., 4 is written as IV, not IIII). 2. Larger values are placed before smaller values for addition (e.g., VI = 6). 3. Smaller values placed before larger values indicate subtraction (e.g., IX = 9). 4. The numerals I, X, C can be repeated up to three times, while V, L, and D cannot be repeated.
4. What are some common Roman numerals and their Arabic equivalents?
Ans.Some common Roman numerals and their Arabic equivalents include: I = 1, V = 5, X = 10, L = 50, C = 100, D = 500, M = 1000. Additionally, combinations like IV = 4, IX = 9, XL = 40, XC = 90, CD = 400, and CM = 900 are also important to know.
5. Why are Roman numerals important in historical contexts?
Ans.Roman numerals are important in historical contexts as they provide insight into the numerical system used by the Romans, which influenced many modern counting systems. They are also often found in historical documents, inscriptions, and artifacts, allowing historians to date events and understand cultural practices of ancient Rome and its impact on subsequent civilizations.
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