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%% A: Einfache Aufgaben zu Bruchrechnungen
%%
\begin{frage}[1]
  Subtrahieren Sie:
  \leserluft{}
  $$\frac{6}{x-y} - \frac{4}{y-x} =   .......... $$\TRAINER{$\frac{10}{x-y}$}
  
\platzFuerBerechnungen{4}  
  
\end{frage}
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