Respuesta:
23 hm = 2.300 m
25 hm = 2.5 hm
7 hm = 700 dm
2 m = 20 dm
2 dam = 0.5 km
28 mm = 2.8 cm
4000 m = 40 hm
6 hm = 6000 m
235 mm = 0.235 dam
53 dam = 5.300 dm
Las igualdades completas:
