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transformati si calculati: ex.80hm-80dam=?m 8000m-800m=7200m uite exercitile; 1hm+1dam=?m 15dam+8m=?dm 600cm+5dam=?m

Răspuns :

80hm-80dam=7200m
1hm+1dam=1100m
15dam+8m=1580dm
600cm+5dam=56m