# ROUND(345.678,2) ROUND(345.678,-1) ROUND(345.678,-2) : ROUND « Numerical Math Functions « Oracle PL/SQL Tutorial

Home
Oracle PL/SQL Tutorial
 1 Introduction 2 Query Select 3 Set 4 Insert Update Delete 5 Sequences 6 Table 7 Table Joins 8 View 9 Index 10 SQL Data Types 11 Character String Functions 12 Aggregate Functions 13 Date Timestamp Functions 14 Numerical Math Functions 15 Conversion Functions 16 Analytical Functions 17 Miscellaneous Functions 18 Regular Expressions Functions 19 Statistical Functions 20 Linear Regression Functions 21 PL SQL Data Types 22 PL SQL Statements 23 PL SQL Operators 24 PL SQL Programming 25 Cursor 26 Collections 27 Function Procedure Packages 28 Trigger 29 SQL PLUS Session Environment 30 System Tables Data Dictionary 31 System Packages 32 Object Oriented 33 XML 34 Large Objects 35 Transaction 36 User Privilege
 Oracle PL/SQL Tutorial » Numerical Math Functions » ROUND
14.17.10.ROUND(345.678,2) ROUND(345.678,-1) ROUND(345.678,-2)
 ```SQL> SQL> SQL> select round(345.678,2)   2  ,      round(345.678,-1)   3  ,      round(345.678,-2)   4  from   dual; ROUND(345.678,2) ROUND(345.678,-1) ROUND(345.678,-2) ---------------- ----------------- -----------------           345.68               350               300 SQL>```
 14.17.ROUND 14.17.1. ROUND(x, [y]) gets the result of rounding x an optional y decimal places. 14.17.2. ROUND column value 14.17.3. ROUND for negative value 14.17.4. ROUND may have a second argument to handle precision: means the distance to the right of the decimal point 14.17.5. The second argument of ROUND defaults to 0 14.17.6. The second argument of ROUND, precision, may be negative, which means displacement to the left of the decimal point 14.17.7. ROUND(5.75) 14.17.8. ROUND(5.75, 1) 14.17.9. ROUND(5.75, -1) (2) 14.17.10. ROUND(345.678,2) ROUND(345.678,-1) ROUND(345.678,-2) 14.17.11. Demonstrates the ROUND function 14.17.12. round(sqrt(sal),2)