Răspuns: DVIII=500+5+3=508
CCCIX=100+100+100+9=309
MV=1000+5=1005
XXXVII=10+10+10+5+2=37
LXIV=50+10+4=64
CDXX=100+50+10+10=170
ORDONATE: XXXVII;LXIV;CDXX;CCCIX;DVIII;MV.
Explicație:
I=1 X=10 D=500
II=2 XX=20 M=1000
III=3 XXX=30 IX=9
IV=4 L=50
V=5 C=100
