Divide European decimal with TextBox value using C# and VB.Net in ASP.Net

Hi elvisidrizi1,

Check this example. Now please take its reference and correct your code.

HTML

Total : <asp:Label ID="LabelTotal" runat="server" Text="54,39 €" /><br />
<asp:TextBox ID="textDivide" runat="server" /><br /><br />
<asp:Button Text="Calculate" runat="server" OnClick="OnCalculate" /><hr />
<asp:Label ID="Labalsum" runat="server" />

Code

C#

protected void OnCalculate(object sender, EventArgs e)
{
    Labalsum.Text = (Convert.ToDecimal(LabelTotal.Text.Trim().Replace(",", ".").Replace("€", ""))
                    / Convert.ToDecimal(textDivide.Text)).ToString().Replace(".", ",") + " €";
}

VB.Net

Protected Sub OnCalculate(ByVal sender As Object, ByVal e As EventArgs)
    Labalsum.Text = (Convert.ToDecimal(LabelTotal.Text.Trim().Replace(",", ".").Replace("€", "")) _
                    / Convert.ToDecimal(textDivide.Text)).ToString().Replace(".", ",") & " €"
End Sub

Screenshot