Multiple choice

What is the value of CDXCIX?

  1. 499

  2. 999

  3. 9999

  4. 449
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

CDXCIX is composed of CD (which is 500 minus 100, or 400), XC (which is 100 minus 10, or 90), and IX (which is 10 minus 1, or 9). Summing these values gives 400 + 90 + 9 = 499.

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