- Determine the two consecutive whole numbers that bracket 8,640.1
- 8,640.1 is between 8,640 and 8,641
- 8,640.5 is the midpoint between 8,640 and 8,641
- As illustrated on the number line, 8,640.1 is less than the midpoint (8,640.5)
- Therefore, 8,640.1 rounded to the nearest whole number (ones place) = 8,640
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