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24dm=?cm , 2m=?cm, 15m=?mm, 17dam=?m 15km=?hm, 19hm=?dam , 20hm=?dam HELP ME PLEASE :( ;)

Răspuns :

24dm=240cm
2m=200cm
15m=15000mm
17dam=1700m
15km=150hm
19hm=190dam
20hm=200dam