Respuesta :

Answer:

Step-by-step explanation:

We know that 3 1/4 = 13/4 and 3 1/9 = 28/9

Therefore we calculate the total minus what has already been put in:

13/4 - 28/9 = (117 - 112)/36 = 5/36 = 4/36 + 1/36 = 9 1/36

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