| Places | Hundreds | Tens | Ones | Tenths | Hundredths | Thousandths | Ten Thousandths | Hundred Thousandths | |
|---|---|---|---|---|---|---|---|---|---|
| Number | 6 | 6 | 6 | . | 0 | 1 | 7 | 6 | 4 |
| Rounded Number | 6 | 6 | 6 |
- 6 is in the ones place and 0 is in the tenths place
- Since the digit in the tenths place (0) is less than 5, the digit in the ones place (6) does not change
- The decimal point and the digits to the right of the ones place are dropped
- 666.01764 rounded to the nearest whole number (ones place) = 666
