Respuesta :

Answer:

-1/9

Step-by-step explanation:

-7/9 + 2/3 also equals to 2/3 - 7/9

Now make the denominator same

LCM of 3 and 9 = 9

2/3 = 6/9

∴ 6/9 - 7/9 = -1/9

Answer:

-1/9

Step-by-step explanation:

I got the same question and it was right.