Answer:
-27
Explanation:
(-16),-17,-18,-19,-20,-21,-22,-23,-24,-25,-26,-27
-16 + (-11) = (16×-1) + (11×-1) = -(16 + 11) = (27 × -1) = -27
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Since both numbers are negative, when adding them, just pretend they are both positive, and then make your answer negative.
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