- Determine the two consecutive multiples of 10 that bracket 1,490.9
- 1,490.9 is between 1,490 and 1,500
- 1,495 is the midpoint between 1,490 and 1,500
- As illustrated on the number line, 1,490.9 is less than the midpoint (1,495)
- Therefore, 1,490.9 rounded to the nearest ten = 1,490
