Sub transfert()
Set av = ActiveSheet.Rows(11).Find(Range("H4"), LookIn:=xlValues, lookat:=xlWhole)
Set ap = ActiveSheet.Rows(11).Find(Range("I4"), LookIn:=xlValues, lookat:=xlWhole)
Set ligne = ActiveSheet.Columns(1).Find(Range("F4"), LookIn:=xlValues, lookat:=xlWhole)
Cells(ligne.Row, av.Column) = Cells(ligne.Row, av.Column) - Range("G4")
Cells(ligne.Row, ap.Column) = Cells(ligne.Row, ap.Column) + Range("G4")
End Sub