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Buna, ma puteti ajuta cu asta va rog?
ex.1 Exprimati in dm:
a) 0,075 km
b)309,5 mm
ex.2 Transformati 7,23 dam (la puterea a 2) in :
a) dm 2
b) hm 2


Răspuns :

0,075*10000=750
309,5:100=3,095
7,23*10000=72300
7,23:10=0,723