- Determine the two consecutive multiples of 100 that bracket 7,123
- 7,123 is between 7,100 and 7,200
- 7,150 is the midpoint between 7,100 and 7,200
- As illustrated on the number line, 7,123 is less than the midpoint (7,150)
- Therefore, 7,123 rounded to the nearest hundred = 7,100
