private void bSubComplex_Click(object sender, RoutedEventArgs e) { var ComplexCalc = new ComplexServicesClient(); var FirstComplex = new ComplexType(); var SecondComplex = new ComplexType(); FirstComplex.RealValueOperation = double.Parse(tFirstReal.Text); FirstComplex.ImaginryValueOperation = double.Parse(tFirstImaginary.Text); SecondComplex.RealValueOperation = double.Parse(tSecondReal.Text); SecondComplex.ImaginryValueOperation = double.Parse(tSecondImaginary.Text); lResult.Content = ComplexCalc.SubtractTwoValue(FirstComplex, SecondComplex); }