- Determine the two consecutive multiples of 10 that bracket 16,642
- 16,642 is between 16,640 and 16,650
- 16,645 is the midpoint between 16,640 and 16,650
- As illustrated on the number line, 16,642 is less than the midpoint (16,645)
- Therefore, 16,642 rounded to the nearest ten = 16,640
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