Roman Numerals Quiz | Decode the Ancient Numbers

Stylised Roman centurion holding scroll with Roman numerals for themed quiz

Test your Roman numeral knowledge

Maidin mhaith, quizzers! ๐Ÿ‘‹ Today's quiz focuses on Roman numerals. They crop up in everything from the end credits of TV programmes and films to monument inscriptions and even Super Bowl LIX. So, let’s turn those ancient letters into quiz points!


Tap to reveal the answer and see if you got it right!

Q1: Let’s start easy, what number does the Roman numeral X stand for? 10

Q2: How many letters are used as Roman numerals? 7 (I, V, X, L, C, D, and M)

Q3: Which letter did the Romans use to represent 50? L

Q4: If you spot IX carved into a wall, what number are you looking at? 9

Q5: True or false, the Roman numeral for 100 is C. True

Q6: What’s the value of XL in Roman numerals? (Hint: it’s not extra large...) 40

Q7: Which Roman numeral stands for 500? Think big. D

Q8: Can you write the year 2025 using Roman numerals? MMXXV

Q9: Someone turning XC would be what age? 90

Q10: Keep going: V, X, XV, XX... what’s 25 in Roman numerals? XXV

Q11: How would you write 99 the Roman way? (It’s not as neat as you’d hope.) XCIX (that’s 90 (XC) plus 9 (IX). You can’t write it as IC, Roman rules don’t allow skipping steps when subtracting).

Q12: Decode this historic number: MDCCLXXVI. What year am I talking about? 1776 (The year of American independence, the Declaration was signed in July 1776).

Q13: On traditional clock faces with Roman numerals, what symbol is usually used to represent the number 4? IIII, it's often used instead of IV for visual balance and symmetry.

Q14: The famous playwright Shakespeare was born in MDLXIV. What year is that? 1564

Q15: What does V̅ mean? 5,000 (a bar placed over a numeral means "times 1,000")

Q16: If you shared D gold coins equally between C pirates, how many coins would each pirate get? 5

Q17: This classic ’90s film starred Macaulay Culkin and was released in MCMXC. It features booby traps, burglars, and a very memorable scream. What’s the film and the year? Home Alone, 1990

Q18: True or false, Roman numerals include a symbol for zero. False

Q19: Which is bigger: CDXLIV or CDLIV? CDLIV (454 is greater than 444)

Q20: In Roman numerals, the release year of Back to the Future would be written as MCMLXXXV. What year was this? 1985



Check your score

Now that you’ve revealed all 20 answers, how did you fare?

17–20: Roman Ruler ๐Ÿ›️๐Ÿ‘‘
Outstanding! You read those numerals like a true emperor. Brains, logic, memory, you've got the lot. Consider this your triumphant parade.

10–16: Centurion in Training ⚔️๐Ÿ“˜
Solid effort! You've got a good grip on the numerals, even if one or two tripped you up. Keep practising, you’re nearly ready for the Senate.

0–9: Number Novice ๐ŸŒฑ๐Ÿ”ข
Everyone starts somewhere! You're trying, and that's how great quizzers are made. Onward, scholar of Rome!

Go dtรญ an chรฉad uair eile, Sorcha at I Eat Quizzes – out! ๐Ÿ‘‹


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