[tex] \frac{8}{5} - \frac{5}{9} = \frac{5 \times 5 - 8 \times 9}{5 \times 9} = \frac{25 - 72}{45} = \frac{47}{45} [/tex]
la respuesta es 47/45
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[tex] \frac{8}{5} - \frac{5}{9} = \frac{5 \times 5 - 8 \times 9}{5 \times 9} = \frac{25 - 72}{45} = \frac{47}{45} [/tex]
la respuesta es 47/45