Sub SupprimerLignes()
Dim i&
Application.ScreenUpdating = False
With [A7].CurrentRegion
For i = .Rows.Count - 1 To 3 Step -1 '2 lignes de titres
If Format(.Cells(i, 10), "0.00") = Format(.Cells(i, 8) * 1.2, "0.00") Then .Rows(i).Delete
Next
End With
End Sub