Question

What is the difference in the height between a point 270 m above sea level and 80 m below sea level​

Answer 1

Answer:

let the height above sea level be positive and below sea level be negative

difference= 270-(-80)

= 270+80

=350

Step-by-step explanation:

hope it's help

Answer 2

Answer:

Height above sea level = +270 m

Height below sea level = -80 m

Difference = +270 − (−80)

= 270 + 80 = 350 m