- Determine the two consecutive multiples of 100 that bracket 15,126
- 15,126 is between 15,100 and 15,200
- 15,150 is the midpoint between 15,100 and 15,200
- As illustrated on the number line, 15,126 is less than the midpoint (15,150)
- Therefore, 15,126 rounded to the nearest hundred = 15,100
