Question

Roberto wants to estimate the answer to this problem to see if his answer is reasonable.

5849 – 2621

Which expression shows these numbers correctly rounded to the nearest hundred?

A.
5800 – 2600

B.
5900 – 2600

C.
5800 – 2700

D.
5900 – 2700

Answer 1

5849 rounded to the nearest hundred
- The number '8' is located in the hundreds place
- Since there is a '4' in the tens place, it's telling number '8' to stay the same
5849 ⇒ 5800

2621 rounded to the nearest hundred
- The number '6' is located in the hundreds place
- Since there is a number '2' in the tens place, it's telling number '6' to stay the same
2621 ⇒ 2600

Answer: 5800 - 2600