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was gibt 2/3 - 3/5

 22.01.2019
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was gibt 2/3 - 3/5

 

\(\Large\frac{2}{3}-\frac{2}{5}=\frac{2\cdot 5}{3\cdot 5}-\frac{3\cdot 2}{3\cdot5}=\frac{10-6}{15}=\color{blue}\frac{4}{15}\)

laugh  !

 22.01.2019

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