Sub SumNumbersInTotalSpot()
Dim last_row As Integer
Dim last_col As Integer
Dim total_val As Integer
Dim i As Integer
Dim j As Integer
For Each wrksht In ThisWorkbook.Sheets
last_row = wrksht.Cells(Rows.Count, 1).End(xlUp).Row
last_col = wrksht.Cells(1, Columns.Count).End(xlToLeft).Column
For i = 1 To last_row
total_val = 0
For j = 1 To last_col
If IsNumeric(wrksht.Cells(i, j).Value) Then
total_val = total_val + wrksht.Cells(i, j).Value
End If
If wrksht.Cells(1, j).Value = "Total" And total_val <> 0 Then
wrksht.Cells(i, j).Value = total_val
End If
Next j
Next i
Next wrksht
End Sub