Matching Pairs AD MILLE MIXING ROMAN NUMERALS & NUMBER WORDSOnline version TRY SAYING ALOUD OR IN YOUR HEAD, USING FACIUNT OR AEQUUNT FOR EQUALS. by Robin Schweitzer 1 CCXC ET M 2 CCCXX ET CCLXX 3 CML MINUS DL 4 DLXXX ET CDXX MILLE QUADRINGENTI MILLE, DUCENTI NONAGINTA QUINQENTI NONAGINTA