Răspuns:
a)14m²=1400 dm²=140 000 cm²=14 000 000 mm²
b)35km²=3500 hm²=350 000 dam²=35 000 000 m²
c)275000hm²=27.500.000 dam²=2.750.000.000 m²=275.000.000.000 dm²
d)5432cm²=54,32 dm²=0,5432 m²=0,005432 dam²
e)482dm²=4,82 m²=0,0482 dam²=0,000482 hm²
f)12,34m²=0,1234 dam²=0,001234 hm²=0,00001234 km²
Baftă!