Excel Custom Function: Sum Top/Bottom X Numbers In 1 Column or Row

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Sums the top/bottom N numbers in 1 column/row range. NO TEXT ALLOWED

The Code

Function SumTopBottomN(rRange As Range, N As Long, Optional bBottomN As Boolean) As Single
Dim strAddress As String

'''''''''''''''''''''''''''''''''''''''''
'Written by Ozgrid.com'''''''''''''''''''
'Sums the top/bottom x numbers in a single column/row list
'''''''''''''''''''''''''''''''''''''''''

On Error Resume Next
strAddress = rRange.Address
    If bBottomN = False Then
        SumTopBottomN = Evaluate("=SUMPRODUCT((" _
            & strAddress & ">=LARGE(" & strAddress & "," & X & "))*(" & strAddress & "))")
    Else
       SumTopBottomN = Evaluate("=SUMPRODUCT((" _
            & strAddress & "<=SMALL(" & strAddress & "," & X & "))*(" & strAddress & "))")
    End If
End Function

To use this UDF push Alt+F11 and go Insert>Module and paste in the code. Push Alt+Q and save. The Function will appear under "User Defined" in the Paste Function dialog box (Shift+F3). Use the Function in any cell as shown below.