Question

(7/8-1/10)-(5/8-8/9​

Answer 1

$( \frac{7}{8} - \frac{1}{10} ) - ( \frac{5}{8} - \frac{8}{9}) \\ = ( \frac{35 - 4}{40} ) - ( \frac{45 - 64}{72} )$

=(31/40)-(-19/72)

=(31/40)+(19/72)

=279+95

360

= 374

360