using System; using System.Collections.Generic; using System.Globalization; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Biskilog_Accounting.Shared.Interfaces { public interface ICalculator { double CalculatePercentage(); string FormatMoneyWithCurrency(double a_amount); string FormatMoneyWithCurrencyKilo(double a_amount); NumberFormatInfo GetCurrencyCode(); } }