Convert a fraction to a decimal.

Fraction2Decimal.php

    /**
     * Convert a fractinal price to a decimal price.
     *
     * @param  string $fractional
     * @return string
     */
    public static function fractional2decimal($fractional)
    {
        list ($numerator, $denomenator) = explode('/', $fractional);
        return number_format(($numerator / $denomenator) + 1, 2, '.', '');
    }