public decimal Round(decimal value, int decimalPlaces) => UpOrDown ? RoundingAdjusters.HalfUp(value, decimalPlaces) : RoundingAdjusters.HalfDown(value, decimalPlaces);
public decimal Round(decimal value) => UpOrDown ? RoundingAdjusters.HalfUp(value) : RoundingAdjusters.HalfDown(value);