- Determine the two consecutive multiples of 100 that bracket 189,991
- 189,991 is between 189,900 and 190,000
- 189,950 is the midpoint between 189,900 and 190,000
- As illustrated on the number line, 189,991 is greater than the midpoint (189,950)
- Therefore, 189,991 rounded to the nearest hundred = 190,000
