Question

Andrea wants to estimate the answer to this problem to see if her answer is reasonable. 7457 – 3908 Which expression shows these numbers correctly rounded to the nearest hundred? A. 7400 – 3900 B. 7500 – 3900 C. 7400 – 4000 D. 7500 – 4000

Answer 1

your answer is B
7457 rounded to the nearest hundred is 7500 (last 2 digits 57 are higher than 50)
3908 rounded is 3900

Answer 2

A because anything above 5 you round up anything below 4 and down your round down. Hope this helped