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About Roman Numerals

Roman Numerals is a free memory games quiz with 15 multiple-choice questions with a mix of 5 easy, 5 medium, 5 hard questions. Test your ability to read and convert Roman numerals! A typical run takes about 7 minutes, hints are always one tap away, and your streak ticks up the first time you finish a game on a given day.

A few sample questions

  1. 1. What number does the Roman numeral 'X' represent?

    Answer: 10

    X represents 10 in Roman numerals. It is one of the seven basic symbols used in the system.

  2. 2. What is the Roman numeral for 50?

    Answer: L

    L represents 50 in Roman numerals. The seven basic Roman numeral symbols are I (1), V (5), X (10), L (50), C (100), D (500), and M (1000).

  3. 3. What number does 'XV' represent?

    Answer: 15

    XV equals 15. When a smaller numeral follows a larger one, you add them: X (10) + V (5) = 15.

  4. 4. What number does 'VII' represent?

    Answer: 7

    VII equals 7. V (5) + I (1) + I (1) = 7.

  5. 5. How would you write 3 in Roman numerals?

    Answer: III

    3 is written as III in Roman numerals — three ones added together.

Things you'll learn along the way

  • IV equals 4. When a smaller numeral precedes a larger one, you subtract: V (5) - I (1) = 4.
  • XC equals 90. X (10) before C (100) means subtraction: 100 - 10 = 90.
  • 40 is written as XL. X (10) before L (50) means subtraction: 50 - 10 = 40. Romans never used four of the same symbol in a row.

Frequently asked questions

What's a good follow-up after Roman Numerals?

If you enjoyed this memory games quiz, try the Daily Challenge — five rotating questions, refreshed every 24 hours, that count toward your streak. You can also use the Surprise Me button on the homepage to land on a different game type for variety.

Can I print Roman Numerals?

Yes — use the Print button at the top of the page for a clean question sheet, or "Print with Answers" to make an answer key. Printed sheets work well for group play at home, in a classroom, or at a senior center.

Will I lose my progress if I close the page?

Your overall progress — XP, streaks, and badges — is saved in your browser automatically. A quiz that's underway restarts if you leave mid-game, but at about 7 minutes, Roman Numerals fits comfortably in one sitting.

How many questions are in Roman Numerals?

Roman Numerals has 15 multiple-choice questions. Each one has four answer options and an explanation that appears after you answer, so you learn something even when you miss.

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