fix more links

Author: gewarren

xml/System/Math.xml

@@ -6594,7 +6594,6 @@ In this section:
 - [Midpoint values and rounding conventions](#midpoint-values-and-rounding-conventions)
 - [Rounding and precision](#rounding-and-precision)
 - [Rounding and single-precision floating point values](#rounding-and-single-precision-floating-point-values)
-- [Examples of individual overloads](#round-examples)
 
 ### Which method do I call?
 
@@ -6607,7 +6606,7 @@ You can use the following table to select an appropriate rounding method. In add
 |Round a number to a specified number of fractional digits by using the rounding to nearest convention.|<xref:System.Math.Round(System.Decimal,System.Int32)><br />-or-<br /><xref:System.Math.Round(System.Double,System.Int32)>|
 |Round a number to a specified number of fractional digits by using a specified rounding convention.|<xref:System.Math.Round(System.Decimal,System.Int32,System.MidpointRounding)><br />-or-<br /><xref:System.Math.Round(System.Double,System.Int32,System.MidpointRounding)>|
 |Round a <xref:System.Single> value to a specified number of fractional digits by using a specified rounding convention and minimizing the loss of precision.|Convert the <xref:System.Single> to a <xref:System.Decimal> and call <xref:System.Math.Round(System.Decimal,System.Int32,System.MidpointRounding)>.|
-|Round a number to a specified number of fractional digits while minimizing problems of precision in rounding midpoint values.|Call a rounding method that implements a "greater than or approximately equal to" comparison. See [Rounding and precision](#precision).|
+|Round a number to a specified number of fractional digits while minimizing problems of precision in rounding midpoint values.|Call a rounding method that implements a "greater than or approximately equal to" comparison. See [Rounding and precision](#rounding-and-precision).|
 |Round a fractional value to an integer that is greater than the fractional value. For example, round 3.1 to 4.|<xref:System.Math.Ceiling*>|
 |Round a fractional value to an integer that is less than the fractional value. For example, round 3.9 to 3.|<xref:System.Math.Floor*>|