- Determine the two consecutive multiples of 10 that bracket 161
- 161 is between 160 and 170
- 165 is the midpoint between 160 and 170
- As illustrated on the number line, 161 is less than the midpoint (165)
- Therefore, 161 rounded to the nearest ten = 160

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