Respuesta :

solution

For this case we can solve each case and we have:

A) 27 +27.2 -6.8 +16 -3.1= 60.3

B) 27 +27.2 -(6.8 +16 -3.1)= 54.2- 19.7= 34.5

C) 27 + 20.4 +16 -3.1= 30.1

D) 27 +27.2 - 22-8 -3.1= 28.3

then the correct solution for this case would be:

D)

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