An Elevator starts at the lobby, Floor 1. Goes up 7 floors, up 3 more floors, down 8 floors, up 1 floor, down 6 floors, then up 6 floors. Which floor did it end up on?
2 answers
How can the elevator go down 6 floors? Wouldn't it be in the negatives then?
Not 4.
Starting at floor 1:
7 + 3 - 8 + 1 - 6 + 6 = ?
Starting at floor 1:
7 + 3 - 8 + 1 - 6 + 6 = ?