Respuesta :

Answer:

7

Step-by-step explanation:

That would be 6 4/9 plus 5/9.  Note that 4/9 + 5/9 = 9/9 = 1.

Therefore, 6 4/9 plus 5/9 = 6 4/9 + 5/9 = 6 9/9 = 7