- Determine the two consecutive multiples of 10 that bracket 392
- 392 is between 390 and 400
- 395 is the midpoint between 390 and 400
- As illustrated on the number line, 392 is less than the midpoint (395)
- Therefore, 392 rounded to the nearest ten = 390

The solution above and other related solutions were provided by the Round to the Nearest Ten with a Number Line Application.