Rae was estimating the difference between two positive numbers x and y (where x > y). First she rounded x up by a small amoun
t. Then she rounded y down by the same amount. Finally, she subtracted the rounded numbers.
Which of the following statements is correct?
Question options:
A.Her estimate is larger than x − y.
B.Her estimate is smaller than x − y.
C.Her estimate equals x − y.
D.Her estimate equals y − x.
E.Her estimate is 0.
F.There is not enough information to compare x − y with her estimate.
2 answers:
Answer:
B
Step-by-step explanation:
The answer is b, her estimate is smaller than x-y
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