Sub XoaVungKhongChuaCongThuc()
Dim RngCT As Range, Rng0 As Range, Cls As Range, dRng As Range
Set RngCT = [A1:G100].SpecialCells(xlCellTypeFormulas, 23)
RngCT.Interior.ColorIndex = 35
For Each Cls In [A1:G100]
If Intersect(Cls, RngCT) Is Nothing Then
If dRng Is Nothing Then
Set dRng = Cls
Else
Set dRng = Union(dRng, Cls)
End If
End If
Next Cls
dRng.Value = Space(0)
End Sub