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							- \begin{frage}[1]
 - 	Kürzen Sie so weit wie möglich:
 - 
 -  $$\frac{a^2b^2a^{-3}}{a^3b^{-2}a^{-2}} = .............$$\TRAINER{$\frac{b^4}{a^2}$}
 - 
 - \platzFuerBerechnungen{6}
 -   
 - \end{frage}
 - 
 - 
 
 
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