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Quick Revision: Roman Numerals Video Lecture | Math Olympiad for Class 5

FAQs on Quick Revision: Roman Numerals Video Lecture - Math Olympiad for Class 5

1. What are Roman numerals used for?
Ans. Roman numerals are used for various purposes, such as indicating the year on a building's cornerstone, naming monarchs and popes, numbering the pages of prefaces and introductions in books, and denoting the hours on clock faces.
2. How do you write the number 50 in Roman numerals?
Ans. The number 50 is written as "L" in Roman numerals.
3. What is the largest Roman numeral?
Ans. The largest Roman numeral is "M" which represents the number 1000.
4. How do you subtract in Roman numerals?
Ans. To subtract in Roman numerals, a smaller numeral placed before a larger one is subtracted from the larger one. For example, IV represents 4 (5-1) and IX represents 9 (10-1).
5. Are Roman numerals still used today?
Ans. Yes, Roman numerals are still used today in various contexts such as indicating movie sequels, numbering the Super Bowl games, and labeling the sections of outlines in scholarly writing.
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