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Roman Numerals Video Lecture | Mathematics for Class 4

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FAQs on Roman Numerals Video Lecture - Mathematics for Class 4

1. How do you convert Roman numerals to Arabic numerals?
Ans. To convert Roman numerals to Arabic numerals, you simply add the values of the Roman numerals from left to right. For example, to convert "XIV" to Arabic numerals, you would add 10 (X) + 1 (I) + 5 (V) to get 14.
2. What is the largest Roman numeral that can be represented using the basic symbols?
Ans. The largest Roman numeral that can be represented using the basic symbols is 3,999, which is represented as MMMCMXCIX.
3. How do you subtract Roman numerals?
Ans. To subtract Roman numerals, you simply subtract the value of the smaller numeral from the larger numeral. For example, to subtract "IV" from "IX", you would subtract 1 (I) from 5 (V) to get 4 (IV).
4. Are there any rules for writing Roman numerals?
Ans. Yes, there are rules for writing Roman numerals. Some key rules include: not repeating a symbol more than three times in a row, placing a smaller numeral before a larger numeral to subtract its value, and writing numerals from left to right in descending order.
5. Can Roman numerals be used in modern times?
Ans. Yes, Roman numerals are still used in modern times, particularly in book chapters, movie credits, and on clock faces. They are also commonly used in the naming of monarchs and popes.
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