Respuesta :

Answer:

A) 300/6. B) Underestimate.

Step-by-step explanation:

321/6 is 53.5

300/6 is 50

and 360/6 is 60.

50 is closer to 53.5 than 60 is so the closest aproximation would be 300/6

53.5 is the correct answer without being simplified, 53.5 is closer to 50 than it is to 60.