Question

A submarine descended 1200 meters below the surface of the water. It then rose 800 meters and then descended 250 meters. What was the submarine's net gain or loss in altitude?

–1200 m

–650 m

–400 m

650 m

Answer 1

I'd go for 400 Meters. (Sorry if that is the wrong answer)

Answer 2

The answer is -650 m aka the second answer