An elevator went up 15 floors, down 9 floors, up 11 floors, and down 19 floors. Find the net change.
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Answered by
5
Answer:
-2
Step-by-step explanation:
He or she went
Up =15 floors
Down= 9 floors
Up= 11 floors
Down 19 floors
=15-9+11-19
=6+11-19
=17-19
=-2 .
I hope these will help you.
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