20 CL = 100 1125 500 150 50 CCLVI = 128 156 256 56 1056 MI = 100 1001 101 501 201 CCX = 210 110 510 140 810 DCCCX = 1010 410 810 510 110 DCCLXXVII = 123 777 7777 107 507 CMXCIX = 998 599 109 999 609 D = 500 5000 50 1000 100 MM = 1000 200 2000 100 400 CMLXVII = 1967 67 567 967 1067 MCLIV = 2054 1054 554 1154 54 CMXVII = 1517 117 517 917 1007 DLX = 960 260 160 560 1060 LXXX = 130 50 90 80 530 LXXVIII = 108 158 178 78 278 MMXII = 1012 512 4012 2012 5012 MMCMXCIX = 4876 3987 5999 2999 5746 CMXCIX = 9999 99 199 999 599 MXXIV = 2048 524 124 1024 24 MCXI = 1010 1011 111 1111 1001