Question

@amistre64 @Hero @ganeshie8 @phi @.Sam. @mathstudent55 HELP MEDALS
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 2450 ft

B.
lost 850 ft

C.
gained 850 ft

D.
gained 2450 ft

Answer 1

@Reaper534

Answer 2

Its subtracted then added then subratcted

Answer 3

thanks

Answer 4

Np

Answer 5

wait so it is 1200-800+450

Answer 6

start at 0 ....

Answer 7

am i right or wrong

Answer 8

-1200 + 800=-400-450=-850

Answer 9

from -1200 to -850 did it go higher or lower?

Answer 10

lower

Answer 11

lower

Answer 12

B. right?

Answer 13

@Reaper534 am i right

Answer 14

no

Answer 15

you went higher

Answer 16

wait so what is the answer then i am confused

Answer 17

are you sure those are the correct answer choices?

Answer 18

I think its C then @amistre64 what do you think?

Answer 19

thanks

Answer 20

can you help me with more