Question

A diver was at 28 feet (ft) below sea level. Five minutes later she dove an additional 37.5 ft down. Which point best represents the diver’s final elevation relative to sea level

Answer 1

The answer is -65.5! You just have to add the two together, then since you know they’re below sea level and that’s below 0 you know they’re negative.

Answer 2

-65.5 is the answer