Mathematrix: Aufgabenbeispiele/ Kürzen mit Primfaktorzerlegung

{\frac {6664}{8820}}

{\frac {6664}{8820}}={\frac {{\cancel {2}}\cdot {\cancel {2}}\cdot 2\cdot {\cancel {7}}\cdot {\cancel {7}}\cdot 17}{{\cancel {2}}\cdot {\cancel {2}}\cdot 3\cdot 3\cdot 5\cdot {\cancel {7}}\cdot {\cancel {7}}}}={\frac {2\cdot 17}{3\cdot 3\cdot 5}}={\frac {34}{45}}

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