Roman Numerals
ICSE · Class 4 · Mathematics
Complete topic list for Roman Numerals in ICSE Class 4 Mathematics. Key concepts, sub-topics, and what to focus on for board exams.
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Topics in Roman Numerals
Basic Roman Numerals and Their Values
- There are only 7 letters used in Roman numerals: I, V, X, L, C, D, and M.
- Each letter stands for a fixed number.
- There is no symbol for zero in Roman numerals.
Rules for Reading and Writing Roman Numerals
- Rule 1: Repeating a symbol adds its value. For example, II = 2, XXX = 30.
- Only I, X, C, and M can be repeated. V, L, and D are never repeated.
- A symbol can be repeated only up to three times. So III = 3, but 4 is not IIII.
Roman Numerals from 1 to 50
- Learn the numbers from 1 to 50 in Roman numerals.
- Special cases: 4 = IV, 9 = IX, 40 = XL, 49 = XLIX.
- Numbers like 14 = 10 + 4 = X + IV = XIV.
Key Concepts
Central concept: Roman Numerals
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