(hi, help please.) You are on the ski trip with BPM, it is your very first time trying out this new skiing thing. Nerd Dawg is there.

Top Elevation: 2,200 feet above sea level
Bottom Elevation: 500 feet above sea level

Questions

1) Nerd Dawg starts at an elevation of 2,150.67 feet and he falls down at an elevation of 1,440.34 feet. What number shows his change in elevation?

2) Ms. Moody starts out on the ski lift at 500 ft. When she gets off of the ski lift, she is at 2,190 ft. What is her change in elevation?