Question

-9/12 - ( -7/4) simpleast form​

Answer 1

$\frac{-9}{12}$ - $\frac{-7}{4}$

${\fcolorbox{blue}{orange}{Lcm of 12 and 4 = 12 }}$

$\frac{-9}{12}$ - $\frac{-21}{12}$

$\frac{-9-21}{12}$ = $\frac{-30}{12}$

So, $\frac{5}{2}$. is the Answer.