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During a hike, the hiker experiences altitude changes as follows. Positive numbers indicate climbing (gaining altitude), while negative numbers indicate descending (losing altitude):
  • The hiker starts at an altitude of \(300\) meters.
  • They climb \(150\) meters in the morning.
  • In the afternoon, they descend by \(200\) meters.
What is the hiker's final altitude at the end of the day?
meters