Výpočet procenta
Urči, kolik je 25 % z 1024.
=102
=128
=256
=512
Nejdřive si obě čísla převedeš na zlomky a pak je mezi sebou vynásobíš. Budeš tedy potřebovat umět násobit zlomky a zároveň je krátit. Kdykoliv, kdy určuješ, kolik je určité části z daného celku, budeš mezi sebou tyto dvě informace vždy násobit.
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