- Determine the two consecutive multiples of 1,000 that bracket 999,999
- 999,999 is between 999,000 and 1,000,000
- 999,500 is the midpoint between 999,000 and 1,000,000
- As illustrated on the number line, 999,999 is greater than the midpoint (999,500)
- Therefore, 999,999 rounded to the nearest thousand = 1,000,000
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