Operations with Roman Numerals (A) 1. MMDCCCLI + MLXXIII 11. CCCXLIV VIII 2. MDCCCXLVIII + CCCLXXIII 12. MMMCMLXXXVII - CCLXV 3. MMCCLXXXVI - MDLXXXVIII 13. MMDXXXIII - CDXI 4. MDCCCXLVIII XLIV 14. MMDCLI - MCCXXXV 5. MMMDCCCLXXX + XIV 15. XXVIII CXXXVII 6. MMMDCCCXIV - DCCLXXXII 16. MMMDLXXI - MMCDVI 7. MDCCLXXXII - MCDLXXIX 17. MMMCCLXV - CLXXXIV 8. MMMDCCCLXIV - LVII 18. MCXXXVI + CMVI 9. XIX XVI 19. MCMXXXV - DCCL 10. MCCCV - DCLXXVII 20. XVIII CXIV
Operations with Roman Numerals (A) Answers 1. MMDCCCLI + MLXXIII 11. CCCXLIV VIII = MMMCMXXIV = XLIII 2. MDCCCXLVIII + CCCLXXIII 12. MMMCMLXXXVII - CCLXV = MMCCXXI = MMMDCCXXII 3. MMCCLXXXVI - MDLXXXVIII 13. MMDXXXIII - CDXI = DCXCVIII = MMCXXII 4. MDCCCXLVIII XLIV 14. MMDCLI - MCCXXXV = XLII = MCDXVI 5. MMMDCCCLXXX + XIV 15. XXVIII CXXXVII = MMMDCCCXCIV = MMMDCCCXXXVI 6. MMMDCCCXIV - DCCLXXXII 16. MMMDLXXI - MMCDVI = MMMXXXII = MCLXV 7. MDCCLXXXII - MCDLXXIX 17. MMMCCLXV - CLXXXIV = CCCIII = MMMLXXXI 8. MMMDCCCLXIV - LVII 18. MCXXXVI + CMVI = MMMDCCCVII = MMXLII 9. XIX XVI 19. MCMXXXV - DCCL = CCCIV = MCLXXXV 10. MCCCV - DCLXXVII 20. XVIII CXIV = DCXXVIII = MMLII
Operations with Roman Numerals (B) 1. MMMCMXL - DLXX 11. MMMDCIV - DCCC 2. MMCCCXVII + MVII 12. MCCLXXXVIII - CDXIX 3. MDCCCLXXII + DCLXXXVI 13. MMCCXLI - MMCCXV 4. CCLXVIII + CCXLII 14. MLXX + LVI 5. XIV LXXXI 15. MDXX + MDCCCXCIII 6. DCCLVII + MMCDLIII 16. MXXVI XVIII 7. MMDXLVIII CLXXXII 17. MMMCDXXX + CCCXLIX 8. MDCXCIII + MCXL 18. MMMCLX - MDCCXXXIV 9. MMDCCCLXXVI - MMLV 19. XXX XXVII 10. MMMDCCLX - XLVIII 20. MMMDVII CLXVII
Operations with Roman Numerals (B) Answers 1. MMMCMXL - DLXX 11. MMMDCIV - DCCC = MMMCCCLXX = MMDCCCIV 2. MMCCCXVII + MVII 12. MCCLXXXVIII - CDXIX = MMMCCCXXIV = DCCCLXIX 3. MDCCCLXXII + DCLXXXVI 13. MMCCXLI - MMCCXV = MMDLVIII = XXVI 4. CCLXVIII + CCXLII 14. MLXX + LVI = DX = MCXXVI 5. XIV LXXXI 15. MDXX + MDCCCXCIII = MCXXXIV = MMMCDXIII 6. DCCLVII + MMCDLIII 16. MXXVI XVIII = MMMCCX = LVII 7. MMDXLVIII CLXXXII 17. MMMCDXXX + CCCXLIX = XIV = MMMDCCLXXIX 8. MDCXCIII + MCXL 18. MMMCLX - MDCCXXXIV = MMDCCCXXXIII = MCDXXVI 9. MMDCCCLXXVI - MMLV 19. XXX XXVII = DCCCXXI = DCCCX 10. MMMDCCLX - XLVIII 20. MMMDVII CLXVII = MMMDCCXII = XXI
Operations with Roman Numerals (C) 1. MDCCXXX + CMXXX 11. CDVIII XII 2. MDCCXXXVI + MDCLXXX 12. DCCXCVIII XXXVIII 3. XV XVIII 13. MMMDCLXXV LXXV 4. V CCIII 14. MMMDCXXVI + CCCVIII 5. MMMCCCL LXVII 15. MCLXX XC 6. MMMCDLXV + CDLI 16. LXI LIX 7. MDCCCXCII XLIII 17. CCCXL - CCXLV 8. MMMCMXCVI - CXL 18. MMCCLXVIII XXXVI 9. XLVII LXXVI 19. XLIII L 10. MMMCDXVII + CCXLVI 20. LVI LIX
Operations with Roman Numerals (C) Answers 1. MDCCXXX + CMXXX 11. CDVIII XII = MMDCLX = XXXIV 2. MDCCXXXVI + MDCLXXX 12. DCCXCVIII XXXVIII = MMMCDXVI = XXI 3. XV XVIII 13. MMMDCLXXV LXXV = CCLXX = XLIX 4. V CCIII 14. MMMDCXXVI + CCCVIII = MXV = MMMCMXXXIV 5. MMMCCCL LXVII 15. MCLXX XC = L = XIII 6. MMMCDLXV + CDLI 16. LXI LIX = MMMCMXVI = MMMDXCIX 7. MDCCCXCII XLIII 17. CCCXL - CCXLV = XLIV = XCV 8. MMMCMXCVI - CXL 18. MMCCLXVIII XXXVI = MMMDCCCLVI = LXIII 9. XLVII LXXVI 19. XLIII L = MMMDLXXII = MMCL 10. MMMCDXVII + CCXLVI 20. LVI LIX = MMMDCLXIII = MMMCCCIV
Operations with Roman Numerals (D) 1. MMDXL + DCLXXXIX 11. XLI XCI 2. MMMCCL - MMLXIX 12. MMMCMXLII - MMMCDXVI 3. MMMDCCLXII + CXVIII 13. MMMDCXXXI - MMCDXIX 4. DCXVI - DLXXII 14. MMMCCCLXV + CDXVI 5. LIII II 15. XIX LXXVIII 6. XL LXV 16. MMDCCCXI + DCCCXXXVI 7. XVII XXXVI 17. MMCLX + CCCLXIII 8. XXXIII LX 18. MMMCMLXXXVII - MDCCLXIV 9. MMMDCXIII - MMCDXLVI 19. IX CCLXIV 10. CM XV 20. DCCLVI CVIII
Operations with Roman Numerals (D) Answers 1. MMDXL + DCLXXXIX 11. XLI XCI = MMMCCXXIX = MMMDCCXXXI 2. MMMCCL - MMLXIX 12. MMMCMXLII - MMMCDXVI = MCLXXXI = DXXVI 3. MMMDCCLXII + CXVIII 13. MMMDCXXXI - MMCDXIX = MMMDCCCLXXX = MCCXII 4. DCXVI - DLXXII 14. MMMCCCLXV + CDXVI = XLIV = MMMDCCLXXXI 5. LIII II 15. XIX LXXVIII = CVI = MCDLXXXII 6. XL LXV 16. MMDCCCXI + DCCCXXXVI = MMDC = MMMDCXLVII 7. XVII XXXVI 17. MMCLX + CCCLXIII = DCXII = MMDXXIII 8. XXXIII LX 18. MMMCMLXXXVII - MDCCLXIV = MCMLXXX = MMCCXXIII 9. MMMDCXIII - MMCDXLVI 19. IX CCLXIV = MCLXVII = MMCCCLXXVI 10. CM XV 20. DCCLVI CVIII = LX = VII
Operations with Roman Numerals (E) 1. CMXCIII - CCCIX 11. XIII CCLXV 2. XXI CLXXX 12. MMDCXXV CLXXV 3. MMMCCXXIX - CCLXXV 13. LXII XXXIX 4. MMMDCLXXXV + CCXLVI 14. MMMLXXXII LXVII 5. MMMCCCLXXXII LXXXIX 15. MMMCCCLXXXIV CCLXXXII 6. XCVI IV 16. MMLXVIII XLIV 7. VIII CDXII 17. MMMCCCLXXXVI - MDCCXIX 8. MDLXVI XXVII 18. MMLXXI + MDCLXXX 9. CMXV + CCCLV 19. MCLXXVIII + DCCCLX 10. MDCCCXC LXIII 20. DXXIV + DLXXXVIII
Operations with Roman Numerals (E) Answers 1. CMXCIII - CCCIX 11. XIII CCLXV = DCLXXXIV = MMMCDXLV 2. XXI CLXXX 12. MMDCXXV CLXXV = MMMDCCLXXX = XV 3. MMMCCXXIX - CCLXXV 13. LXII XXXIX = MMCMLIV = MMCDXVIII 4. MMMDCLXXXV + CCXLVI 14. MMMLXXXII LXVII = MMMCMXXXI = XLVI 5. MMMCCCLXXXII LXXXIX 15. MMMCCCLXXXIV CCLXXXII = XXXVIII = XII 6. XCVI IV 16. MMLXVIII XLIV = XXIV = XLVII 7. VIII CDXII 17. MMMCCCLXXXVI - MDCCXIX = MMMCCXCVI = MDCLXVII 8. MDLXVI XXVII 18. MMLXXI + MDCLXXX = LVIII = MMMDCCLI 9. CMXV + CCCLV 19. MCLXXVIII + DCCCLX = MCCLXX = MMXXXVIII 10. MDCCCXC LXIII 20. DXXIV + DLXXXVIII = XXX = MCXII
Operations with Roman Numerals (F) 1. CCXXVI + MCCIX 11. MCLXXVI XXVIII 2. MMMCDXV - MCCCX 12. XL XII 3. X XLI 13. L V 4. MMMCCCLXXXIV - XCIX 14. MMMCLXXXVI - CDLXXVI 5. XI CCXV 15. MCDLI + CIX 6. MMMDCCCX - CCCLX 16. MMMXXXV + DCCLVII 7. XXVI LXXI 17. MCCCLIV - MCXXV 8. XII CLII 18. DCXXXVII + MMXXXIV 9. XXVIII LII 19. MCLII XXXVI 10. MMMDCXLII + CXXII 20. MMMCDII CLXII
Operations with Roman Numerals (F) Answers 1. CCXXVI + MCCIX 11. MCLXXVI XXVIII = MCDXXXV = XLII 2. MMMCDXV - MCCCX 12. XL XII = MMCV = CDLXXX 3. X XLI 13. L V = CDX = CCL 4. MMMCCCLXXXIV - XCIX 14. MMMCLXXXVI - CDLXXVI = MMMCCLXXXV = MMDCCX 5. XI CCXV 15. MCDLI + CIX = MMCCCLXV = MDLX 6. MMMDCCCX - CCCLX 16. MMMXXXV + DCCLVII = MMMCDL = MMMDCCXCII 7. XXVI LXXI 17. MCCCLIV - MCXXV = MDCCCXLVI = CCXXIX 8. XII CLII 18. DCXXXVII + MMXXXIV = MDCCCXXIV = MMDCLXXI 9. XXVIII LII 19. MCLII XXXVI = MCDLVI = XXXII 10. MMMDCXLII + CXXII 20. MMMCDII CLXII = MMMDCCLXIV = XXI
Operations with Roman Numerals (G) 1. LIV XXI 11. MMMLXXXVIII - DLXVII 2. XIV LVIII 12. MMCCCLVIII - CCCLXX 3. DCCIII + MDCVIII 13. MMXXXI + CCCXVII 4. MCCCLXXIV CDLVIII 14. MMMDCCCLXXII - MMMDCCCLXX 5. III DCCLXXVIII 15. CCXXVIII IV 6. DCVI + DXLVII 16. CCCXL LXVIII 7. MMLIV - MCDI 17. LXIII XLII 8. MMMDCCCXXXVII + XLVII 18. MMCLXIV + CCCXCV 9. MLXXXVIII XXXII 19. XLII LXXXIII 10. MMLXXVIII - DCLXXXIV 20. MCMXI - CXLVIII
Operations with Roman Numerals (G) Answers 1. LIV XXI 11. MMMLXXXVIII - DLXVII = MCXXXIV = MMDXXI 2. XIV LVIII 12. MMCCCLVIII - CCCLXX = DCCCXII = MCMLXXXVIII 3. DCCIII + MDCVIII 13. MMXXXI + CCCXVII = MMCCCXI = MMCCCXLVIII 4. MCCCLXXIV CDLVIII 14. MMMDCCCLXXII - MMMDCCCLXX = III = II 5. III DCCLXXVIII 15. CCXXVIII IV = MMCCCXXXIV = LVII 6. DCVI + DXLVII 16. CCCXL LXVIII = MCLIII = V 7. MMLIV - MCDI 17. LXIII XLII = DCLIII = MMDCXLVI 8. MMMDCCCXXXVII + XLVII 18. MMCLXIV + CCCXCV = MMMDCCCLXXXIV = MMDLIX 9. MLXXXVIII XXXII 19. XLII LXXXIII = XXXIV = MMMCDLXXXVI 10. MMLXXVIII - DCLXXXIV 20. MCMXI - CXLVIII = MCCCXCIV = MDCCLXIII
Operations with Roman Numerals (H) 1. LX LXII 11. XLIX XXII 2. CCCX + MMCDLXIX 12. MMDCX + MCXIII 3. VII CCIX 13. XXXI LXIII 4. MMCCXLI - DCLXXVIII 14. MMDCCCLX + MLXIII 5. XI CLXXIX 15. XXIX XXIV 6. MCCXXII XLVII 16. MCDLXXXVIII LXII 7. MMMDLXXX + CCLVIII 17. XVIII CXX 8. MDLXXXI XXXI 18. XIV CCLXXX 9. CCCIII + MMMCCLXXVII 19. XLVII LXII 10. MMMDCCCXXXVI - CCCVI 20. XXX LXVI
Operations with Roman Numerals (H) Answers 1. LX LXII 11. XLIX XXII = MMMDCCXX = MLXXVIII 2. CCCX + MMCDLXIX 12. MMDCX + MCXIII = MMDCCLXXIX = MMMDCCXXIII 3. VII CCIX 13. XXXI LXIII = MCDLXIII = MCMLIII 4. MMCCXLI - DCLXXVIII 14. MMDCCCLX + MLXIII = MDLXIII = MMMCMXXIII 5. XI CLXXIX 15. XXIX XXIV = MCMLXIX = DCXCVI 6. MCCXXII XLVII 16. MCDLXXXVIII LXII = XXVI = XXIV 7. MMMDLXXX + CCLVIII 17. XVIII CXX = MMMDCCCXXXVIII = MMCLX 8. MDLXXXI XXXI 18. XIV CCLXXX = LI = MMMCMXX 9. CCCIII + MMMCCLXXVII 19. XLVII LXII = MMMDLXXX = MMCMXIV 10. MMMDCCCXXXVI - CCCVI 20. XXX LXVI = MMMDXXX = MCMLXXX
Operations with Roman Numerals (I) 1. MMCLXI - MXXXIII 11. MMDCCCII + CMLXXIII 2. MMMVI + CDLVI 12. IX CCLXX 3. XI CXCVIII 13. DCLXXXVIII + MMCDLXXXI 4. XXXV LXX 14. MMDCCLXXII LXXVII 5. XVI CXXIV 15. MMCDLXXXIV LIV 6. MMDCCCII - CCVI 16. CXXXII IV 7. MCXXXVIII + MCCLXXXVIII 17. LVI XXII 8. MMMCCCLXI - MMMCLVI 18. MMCCCLII DLXXXVIII 9. MMMCMXC - XXX 19. IV CCCLXXI 10. MCXXVII XXIII 20. MMLXIV + MDXX
Operations with Roman Numerals (I) Answers 1. MMCLXI - MXXXIII 11. MMDCCCII + CMLXXIII = MCXXVIII = MMMDCCLXXV 2. MMMVI + CDLVI 12. IX CCLXX = MMMCDLXII = MMCDXXX 3. XI CXCVIII 13. DCLXXXVIII + MMCDLXXXI = MMCLXXVIII = MMMCLXIX 4. XXXV LXX 14. MMDCCLXXII LXXVII = MMCDL = XXXVI 5. XVI CXXIV 15. MMCDLXXXIV LIV = MCMLXXXIV = XLVI 6. MMDCCCII - CCVI 16. CXXXII IV = MMDXCVI = XXXIII 7. MCXXXVIII + MCCLXXXVIII 17. LVI XXII = MMCDXXVI = MCCXXXII 8. MMMCCCLXI - MMMCLVI 18. MMCCCLII DLXXXVIII = CCV = IV 9. MMMCMXC - XXX 19. IV CCCLXXI = MMMCMLX = MCDLXXXIV 10. MCXXVII XXIII 20. MMLXIV + MDXX = XLIX = MMMDLXXXIV
Operations with Roman Numerals (J) 1. CCLII + MMCDLXVI 11. MMII XCI 2. MMMCCXXIII - CCCLVII 12. L XXXIV 3. XLIV LXIV 13. XX CXXXIV 4. MMMCCLXXXIX CCLIII 14. XXIV LXIX 5. MMCCXVI + MDCCXLV 15. LII XXIX 6. MMCXXVII + DLXVII 16. II MCCCLXVII 7. LIII LV 17. MMDCLXXXVIII + DCXIX 8. MXCVII + MMDCXVII 18. MMCCCXLI + ML 9. MCMXCV + MDCCCLXIV 19. MMMCMLVII - CXCIX 10. MCCLXXV XXV 20. MMDXLIV XLVIII
Operations with Roman Numerals (J) Answers 1. CCLII + MMCDLXVI 11. MMII XCI = MMDCCXVIII = XXII 2. MMMCCXXIII - CCCLVII 12. L XXXIV = MMDCCCLXVI = MDCC 3. XLIV LXIV 13. XX CXXXIV = MMDCCCXVI = MMDCLXXX 4. MMMCCLXXXIX CCLIII 14. XXIV LXIX = XIII = MDCLVI 5. MMCCXVI + MDCCXLV 15. LII XXIX = MMMCMLXI = MDVIII 6. MMCXXVII + DLXVII 16. II MCCCLXVII = MMDCXCIV = MMDCCXXXIV 7. LIII LV 17. MMDCLXXXVIII + DCXIX = MMCMXV = MMMCCCVII 8. MXCVII + MMDCXVII 18. MMCCCXLI + ML = MMMDCCXIV = MMMCCCXCI 9. MCMXCV + MDCCCLXIV 19. MMMCMLVII - CXCIX = MMMDCCCLIX = MMMDCCLVIII 10. MCCLXXV XXV 20. MMDXLIV XLVIII = LI = LIII