Respuesta :

The answer to this question is 46.6
bianca0205
Step #1 = Order from least to greatest

-2 , 2.4 , 3 , 7.1 , 9 , 11 ,  12


Step #2 = Subtracts the highest number from the lowest number

12 - (-2) = 14


Your answer is: 14 

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