Zeit/Anteile/Prozentangabe/Aufgabe/Lösung

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${}{\frac {60}{12}}=5$ , also ${}12$ Minuten.
${}{\frac {45}{60}}={\frac {3}{4}}={\frac {75}{100}}$ , also ${}75\%$ .
${}{\frac {90}{100}}\cdot 60=54\,,$

also ${}54$ Minuten.
${}2400\%$ .

Zur gelösten Aufgabe

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