public bool Division()
        {
            bool success = Decimal.TryParse(CurrentCalc, out decimal valueToInput);

            if (success)
            {
                CurrentCalc = "0";
                HistoryCalc.Add(new Number(valueToInput, Operator.Division));
                return(true);
            }
            return(false);
        }
        public bool Equals()
        {
            bool success = Decimal.TryParse(CurrentCalc, out decimal valueToInput);

            if (success)
            {
                HistoryCalc.Add(new Number(valueToInput, Operator.Equals));
                CurrentCalc = this.CalculateHistory();
                return(true);
            }
            return(false);
        }
 public void ClearEverything()
 {
     this.ClearCurrent();
     HistoryCalc.Clear();
 }