Answer:
6.338
this is the same because thousandths means 3 decimal places and it already has only 3 places, so it is already rounded to the thousandths. Rounded to hundredths place would be 6.34 and tenths would be 6.3.
8
Explanation:
8 - Ten-Thousands
1 - Thousands
4 - Hundreds
7 - Tens
3 - Ones