- Determine the two consecutive multiples of 1,000 that bracket 17,579
- 17,579 is between 17,000 and 18,000
- 17,500 is the midpoint between 17,000 and 18,000
- As illustrated on the number line, 17,579 is greater than the midpoint (17,500)
- Therefore, 17,579 rounded to the nearest thousand = 18,000
