The elevator ends up on the 15th floor.
10 - 9 + 19 - 3 - 12 = 15
An elevator on the 10th floor goes down 9 floors. Then it goes up 19 floors, down 3, and finally down 12. What floor does it end up on? Write an equation to show how you found your answer
3 answers
10- (-9) + 19- (-3)- (-12)
whats the answer??