Question

2) From an elevation of 38 feet below sea level, Devin climbed to an elevation of 92 feet abovesea level. How much higher was Devin at the end of his climb than at the beginning?

Answer 1

Ok, so he started at 38 feet below and ended at 92 feet above. 38 below = -38.

The difference in the height is given by

92-(-38) =

92+38 =

130 feet

Devin was 130 feet higher at the end of climbing.