Question

5 upon 9 - 1, 2 upon 7 - 5 upon 7​

Answer 1

$\frac{5}{9 } - 1$

take out the LCM

i.e, 9

so, 1st answer is

$\frac{ - 1}{9}$

now, the second one is

$\frac{2}{7} - \frac{5}{7}$

take out the LCM

i.e, 7

so, 2nd answer is

$\frac{ - 3}{7}$

may this help you

THANK YOU