anonymous
  • anonymous
Use signed numbers to solve. A helicopter descended 1200 feet, rose 800 feet, and then descended 450 feet. What was the net gain or loss in altitude? A. Lost 2450ft B. Lost 850ft C. Gained 850ft D. Gained 2450ft
Mathematics
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
@gabbyalicorn @EmilyD22 @HannahA @shadow13
gabbyalicorn
  • gabbyalicorn
Sorry im not very good at math
anonymous
  • anonymous
@gabbyalicorn ok do you know someone who is that can help me?

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gabbyalicorn
  • gabbyalicorn
well... hopefully they'll come @johnweldon1993 @Here_to_Help15 @nincompoop @Nnesha @pooja195
johnweldon1993
  • johnweldon1993
Net Means in total...so think about it like this |dw:1433884561412:dw| Consider "DOWN" to be negative and "UP" to be positive so DOWN 1200 = -1200 UP 800 would then be -1200 + 800 = -400 and then down another 450 so -400 - 450 = -850ft <--
anonymous
  • anonymous
So @johnweldon1993 the answer would be 850 Lost
johnweldon1993
  • johnweldon1993
Correct :)
anonymous
  • anonymous
Ok thanks for your help

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