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Math.Round Method (Decimal, Int32)


Rounds a decimal value to a specified number of fractional digits.

Namespace:   System
Assembly:  mscorlib (in mscorlib.dll)

public static decimal Round(
	decimal d,
	int decimals


Type: System.Decimal

A decimal number to be rounded.

Type: System.Int32

The number of decimal places in the return value.

Return Value

Type: System.Decimal

The number nearest to d that contains a number of fractional digits equal to decimals.

Exception Condition

decimals is less than 0 or greater than 28.


The result is outside the range of a Decimal.


For examples and comprehensive usage information about this and other overloads of the Round method, see the Round reference page.

Universal Windows Platform
Available since 4.5
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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