Respuesta :

72781

1/3 + 1/9 + 4/9:

1/3 = 3/9

3/9 + 1/9 +4/9 = 8/9

8/9

Answer:

8/9

Step-by-step explanation:

1/3 ×3 = 3/9

3/9 + 1/9 + 4/9 = 8/9