- Determine the two consecutive multiples of 10 that bracket 345,983
- 345,983 is between 345,980 and 345,990
- 345,985 is the midpoint between 345,980 and 345,990
- As illustrated on the number line, 345,983 is less than the midpoint (345,985)
- Therefore, 345,983 rounded to the nearest ten = 345,980
