Sub Convert_to_Number()
Dim r As Range, cell As Range
Set r = [b131:b145] ' range of interest
For Each cell In r
If IsError(cell) Then cell = 0
If Not WorksheetFunction.IsFormula(cell) Then cell = Replace(cell, """", "")
If WorksheetFunction.IsLogical(cell) Then cell = Abs(cell)
If WorksheetFunction.IsText(cell) Then
On Error Resume Next
cell = CDbl(cell)
If Err.Number <> 0 Then cell = 0 ' this text is not a number
Err.Clear
On Error GoTo 0
End If
If Len(cell) = 0 Then cell = 0 ' empty cell
Next
r.NumberFormat = "0.0"
End Sub