Respuesta :

anchitthawi

[tex] \frac{5}{9} - \frac{1}{12} = \frac{5 \times 4}{9 \times 4} - \frac{1 \times 3}{12 \times 3} [/tex]
[tex] = \frac{ 20}{36} - \frac{3}{36} [/tex]
[tex] = \frac{17}{36} [/tex]

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