Answer :

[tex]1)\ \ \ \frac{\big{2}}{\big{5}} = \frac{\big{2\cdot3}}{\big{5\cdot3}} = \frac{\big{6}}{\big{15}} \\\\\\2)\ \ \ \frac{\big{2}}{\big{5}} = \frac{\big{2\cdot10}}{\big{5\cdot10}} = \frac{\big{20}}{\big{50}} [/tex]

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