Benutzer:Maria Eirich/Test2

1%	${\frac {1}{100}}$
10%	${\frac {1}{10}}$
20%	${\frac {1}{5}}$

2=Erweitern	3= ${\frac {2}{3}}\cdot {\frac {5}{5}}={\frac {10}{15}}$	4= ${\frac {1}{2}}\cdot {\frac {4}{4}}={\frac {4}{8}}$	5=${\frac {2}{2}}\cdot {\frac {2}{4}}={\frac {4}{8}}$
6= Kürzen	7=${\frac {6}{18}}:{\frac {3}{3}}={\frac {2}{6}}$	8=${\frac {2}{8}}:{\frac {2}{2}}={\frac {1}{4}}$	9= ${\frac {36}{54}}:{\frac {9}{9}}={\frac {4}{6}}$