3 m = 30 dm
3 m x 10 = 30 dm
30 dm = 30 dm
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75 cm > 75 mm
75 cm = 750 mm
750 mm > 75 mm
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400 km > 40 000 m
400 km = 400 000 m
400 000 m > 40 000 m
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48 hm = 48 000 dm
48 000 dm = 48 hm; dm < hm de 1 000 de ori
48 hm = 48 hm