def exchange_rate_with_fee(exchange_rate: float, spread: int) -> float:
    """Calculate the exchange fee with spread fee

    Args:
        exchange_rate (float): the unit value of the foreign currency.
        spread (int): percentage that is taken as an exchange fee.

    Returns:
        float: exchange rate plus exchange fee.
    """
    return exchange_rate * (1 + (spread / 100))