Respuesta :

-12.8 - (-7.4) + 16.7    Expand out the brackets
-12.8 + 7.4 + 16.7       Simply add all
= 11.3
A
olemakpadu
–12.8 – (–7.4) + 16.7.         

-12.8 + 7.4 + 16.7              Minus Minus is Plus.

16.7 + 7.4 - 12.8

24.1 - 12.8

11.3

Option A.