| Places | Ones | Tenths | Hundredths | Thousandths | Ten Thousandths | Hundred Thousandths | |
|---|---|---|---|---|---|---|---|
| 1 | |||||||
| Number | 0 | . | 4 | 9 | 8 | 7 | 5 |
| Rounded Number | 0 | . | 4 | 9 | 9 |
- 8 is in the thousandths place and 7 is in the ten thousandths place
- Since the digit in the ten thousandths place (7) is greater than or equal to 5, add 1 to the digit in the thousandths place (8)
- 1 + 8 = 9, so the digit in the thousandths place becomes 9
- The digits to the right of the thousandths place are dropped
- 0.49875 rounded to the nearest thousandth (three decimal places) = 0.499
