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PharmaCare Numerals

Chpt 1 Roman Numerals

QuestionAnswer
X= D= L= M= C= 10 500 50 1000 100
XXX LETTER REPEATED ONCE OR WICE REPEATS ITS VALUE XXX= 10+10+10=30, CC=100+100=200
VI MCC LETTERS PLACED AFTER A LETTER OF GREATER VALUE INCREASES THE VALUE BY AMOUNT OF SMALLER VI= 5+1=6, MCC=1000+100+100=1200
IV XC CD= LETTERS PLACED BEFORE LETTER OF GREATER VALUE DECREASES VALUE BY THAT AMOUNT; IV= 5-1=4, XC=100-10=90, CD= 500-100=400
67= 87= LX + VIII= 60 + 7= 67 XXCVII= (100-20=80)+ (5+2=7)=80+7=87
a LINE PLACED OVER A LETTER MULTIPLIES ITS' VALUE BY 1000 EX:V (BAR OVER) 5000 !!!
Created by: tancil