- Determine the two consecutive multiples of 10 that bracket 599,609
- 599,609 is between 599,600 and 599,610
- 599,605 is the midpoint between 599,600 and 599,610
- As illustrated on the number line, 599,609 is greater than the midpoint (599,605)
- Therefore, 599,609 rounded to the nearest ten = 599,610
