Question

- 4/13 - bracket - 5/63 bracket close

Answer 1

Heya!

-4/13 (-5/63)

----bracket sign stands for multiplication......numenator × numenator and denominator × denominator......

20/819

......the answer is positive because
- × - = +......

......hope this helps.......do mark as brainest if this helps you......follow me if you'd like to......comment if you have any doubts......

Answer 2

hey mate! here's your answer!

$\frac{ - 4}{13} - ( \frac{ - 5}{63} )$

$= \frac{ - 4}{13} + \frac{5}{63}$


$= \frac{ - 252 +65 }{819}$

$= \frac{ - 187}{819}$

hope it was helpful!