- Determine the two consecutive multiples of 100 that bracket 18,449
- 18,449 is between 18,400 and 18,500
- 18,450 is the midpoint between 18,400 and 18,500
- As illustrated on the number line, 18,449 is less than the midpoint (18,450)
- Therefore, 18,449 rounded to the nearest hundred = 18,400
