Respuesta :

You are adding 9/3 each time

so 2/3, 11/3, 20/3, 29/3, 38/3, 47/3


hope this helps
11/3- 2/3= 9/3

20/3-11/3= 9/3

So,

29/3, 38/3, 47/3

I hope this helps!
~kaikers
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