Answer:

Explanation:
Given.
The end of a cave is 380 meters below the surface of the earth.
The surface of the earth is reference for all the measure with respect to earth
and it is 0 on the surface
If we go up side on the surface of the earth we will get the positive value and if we go inside of the earth we will get negative value.
So, integer representation of depth =

Therefore, the integer representation of depth is
