Question

$\frac{4}{10} -\frac{3}{15}$

Answer 1

SOLUCIÓN

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Operaremos

                                         $\dfrac{4}{10} - \dfrac{3}{15}\\\\\\\dfrac{4(15)-3(10)}{10(15)}\\\\\\\dfrac{60-30}{150}\\\\\\\dfrac{30}{150}\\\\\\\mathrm{Simplificamos}\\\\\\\boxed{\boldsymbol{\dfrac{1}{5}}}$