Question

-178 + -345 ( show your work )

Answer 1

-178+(-345)=-178-345=-523

Answer 2

-178 + -345
Add -345 to -178. It's the same thing as subtracting 345 from -178. However, I'd solve this by adding 178 and 345 together and putting the negative right next to it afterwards.
Final Answer: -523