Sum of all digits for a given Positive Number [closed]

Answer 1

    public int FindSumDigit(int number)
    {
        if (number < 10) return number;
        int sum = 0;
        while (number > 0)
        {
            sum += number % 10;
            number = number / 10;
        }
        return FindSumDigit(sum);
    }

Find my code... Poon you were not adding the whole digits.. In middle itself u was keep on adding the right most digit.