Question

Can you please explain me the highlighted part?

Answer 1

Step-by-step explanation:

= -1/9 + 2/18

= -1/9 + 1/9

= -1+1/9

= 0/9

= 0 Answer

Answer 2

꧁༒❦...ANSWER...❦༒꧂

$\:$

$= \frac{ - 1}{9} + \frac{2}{18} \\ = 2 \times - 1 = - 1 \\ = 9 \times 9 = 18$

$= \frac{ - 1}{9} + \frac{1}{9}$

since the numerator and the denominator are same the answer will be 0

$= 0$

$\:$

hope it was helpful to you

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