Question

A ballon rises 340 ft into the air,then it descends 130 ft

Answer 1

210 is your answer

Explanation:

340-130 or 340+(-130) which is how I did it both gives you an answer which is 210.

Hope this helps you a lot!

Answer 2

This is written as 340 - 130 or 340 + (-130); I don't know if you need the answer or not but it is equal to 210!