Question

add:
-2 + 5 + -82 + 39 + -67 = \boxed{}

Explanation:

Step1: Group positive/negative terms

$(-2 - 82 - 67) + (5 + 39)$

Step2: Calculate negative sum

$-2 - 82 - 67 = -151$

Step3: Calculate positive sum

$5 + 39 = 44$

Step4: Add the two results

$-151 + 44$

Answer:

$-107$