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Transcrieti exercitiile cu cifre arabe si verificati calculele. A)XC-XL=L LX+XL=C. B)CX+XC=CC. MD-CD=MC. C) (IV×V)+(XL×II)=C. (I×IX)-(IX-I)=I

Răspuns :

A)c=100
x=10;l=50
cc-xl=l;lx+xl=c
90-40=50;60+40=100
B)cx+xc=cc;md-cd=mc
110+90=200;1500-400=1100
C)(ivxv)+(xlxii)=c
4x5+40x2=20+80=100
(ixix)-(ix-i)=1
1x9-9-1=9-8=1

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