Question

7/9+11/13-(7/9+2/3)​

Answer 1

Step-by-step explanation:

$\frac{7}{9} + \frac{11}{13} - ( \frac{7}{9} + \frac{2}{3} ) \\ \\ = \frac{91 + 99}{117} - ( \frac{7 + 6}{9} ) \\ \\ = \frac{190}{117} - \frac{13}{9} \\ \\ = \frac{190 - 169}{117} \\ \\ = \frac{21}{117} \\ \\ = \frac{7}{39}$

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