Sub Ajoute()
For i = 11 To 100
On Error Resume Next
With Sheets("Feuil1")
If IsNumeric(.Range("H" & i)) Then
Laligne = .Range("H" & i)
Sheets("Feuil8").Range("AR" & Laligne) = Sheets("Feuil8").Range("AR" & Laligne) + .Range("D" & i)
End If
End With
Next i
End Sub