- Determine the two consecutive multiples of 100 that bracket 642,175
- 642,175 is between 642,100 and 642,200
- 642,150 is the midpoint between 642,100 and 642,200
- As illustrated on the number line, 642,175 is greater than the midpoint (642,150)
- Therefore, 642,175 rounded to the nearest hundred = 642,200
