Question

Subtract -3 by 8 and -7 by11

Answer 1

$\large\bold\orange{\underline{Answer:-}}$

➻ $\large\frac{-3}{8}$ - $\large\frac{-7}{11}$

➻ LCM of denominators (8,11) = 88

$\large\implies$ For 1st fraction :-

✯ $\large\frac{-3}{8}$ = $\large\frac{(-3)×11}{8×11}$ = $\large\frac{-33}{88}$

$\large\implies$ For 2nd fraction :-

✯ $\large\frac{-7}{11}$ = $\large\frac{(-7)×8}{11×8}$ = $\large\frac{-56}{88}$

➻ Subtracting both the like fractions,

$\large\implies$ $\large\frac{-33}{88}$ - $\large\frac{-56}{88}$ = $\large\frac{(-33) - (-56)}{88}$ = $\large\frac{23}{88}$