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Chpt 1 Roman Numerals

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
X= D= L= M= C=   10 500 50 1000 100  
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XXX   LETTER REPEATED ONCE OR WICE REPEATS ITS VALUE XXX= 10+10+10=30, CC=100+100=200  
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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  
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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  
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67= 87=   LX + VIII= 60 + 7= 67 XXCVII= (100-20=80)+ (5+2=7)=80+7=87  
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a LINE PLACED OVER A LETTER MULTIPLIES ITS' VALUE BY 1000 EX:V (BAR OVER)   5000 !!!  
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Created by: tancil
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