Convert the following Roman numerals into their decimal (Arabic) equivalents:

  1. XV

  2. XLV

  3. CXX

  4. DCLXVI

  5. MCMXC

  6. MDCLXVI

  7. LXXVII

  8. MMXIV

  9. IV

  10. XCIX

Convert the following decimal numbers into Roman numerals:

  1. 14

  2. 28

  3. 63

  4. 150

  5. 399

  6. 482

  7. 999

  8. 2023

  9. 56

  10. 845

Bonus Challenge:

Write the Roman numeral for the year you were born!

End of Worksheet

Worksheet: Roman Numerals


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