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Cine stie sa le transforme:
315m=?dm=?cm=?mm
3m=?cm
400m=?hm
420km=?hm=?dm=?m


Răspuns :

315m = 3150dm=31500cm=315000mm
3m = 300cm
400m=4hm
420km=4200hm=42000dam=420000m=4200000dm
315 m= 3150 dm=31500 cm= 315000 mm
3m= 300cm
400 m= 4hm
420 km= 4200 hm=42000000 cm =42000 m