Private Sub Worksheet_Change(ByVal Target As Range)
Application.EnableEvents = False
Cells(Target.Row, 11) = Cells(Target.Row, 9) * Cells(Target.Row, 10)
Cells(Target.Row, 16) = Cells(Target.Row, 12) + Cells(Target.Row, 13) + Cells(Target.Row, 14) + Cells(Target.Row, 15)
Application.EnableEvents = True
End Sub