Rae was estimating the difference between two positive numbers x and y (where x > y). First she rounded x up by a small amount. Then she rounded y down by the same amount. Finally, she subtracted the rounded numbers.
Which of the following statements is correct?
Question options:
Her estimate is larger than x − y.
Her estimate is smaller than x − y.
Her estimate equals x − y.
Her estimate equals y − x.
Her estimate is 0.