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Calculeaza
700hg·7kb·700dag =
7000g·700 000cg·70 000dg=
Exprima cantitatile prin kg


Răspuns :

700hg·7kb·700dag = (70*7*7) kg = 3430 kg ;

7000g·700000cg·70 000dg = (7*0,7*7) kg) =34,3 kg ;