Respuesta :

wegnerkolmp2741o

Answer:

7/9

Step-by-step explanation:

8/9 + -1/9

Rewriting

8/9 - 1/9

Since the denominators are the same, subtract the numerators

(8-1) /9

7/9

halsteadmadds

Answer:

7/9 is the answer. I hope this helps c:

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