| Places | Ones | Tenths | Hundredths | Thousandths | Ten Thousandths | Hundred Thousandths | Millionths | |
|---|---|---|---|---|---|---|---|---|
| 1 | ||||||||
| Number | 0 | . | 1 | 4 | 1 | 7 | 8 | 8 |
| Rounded Number | 0 | . | 1 | 4 | 2 |
- 1 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 (1)
- 1 + 1 = 2, so the digit in the thousandths place becomes 2
- The digits to the right of the thousandths place are dropped
- 0.141788 rounded to the nearest thousandth (three decimal places) = 0.142
