| Places | Ones | Tenths | Hundredths | Thousandths | Ten Thousandths | Hundred Thousandths | Millionths | |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | |||||||
| Number | 1 | . | 9 | 5 | 9 | 9 | 6 | 4 |
| Rounded Number | 1 | . | 9 | 6 | 0 |
- 9 is in the thousandths place and 9 is in the ten thousandths place
- Since the digit in the ten thousandths place (9) is greater than or equal to 5, add 1 to the digit in the thousandths place (9)
- 1 + 9 = 10, so the digit in the thousandths place becomes 0, and 1 is added to the digit in the hundredths place (5)
- 1 + 5 = 6, so the digit in the hundredths place becomes 6
- The digits to the right of the thousandths place are dropped
- 1.959964 rounded to the nearest thousandth (three decimal places) = 1.960
