def calculate_monthly_debt_ratio(monthly_debt_payment, monthly_income):
    """Calculates users monthly debt to income ratio.

    Args:
        monthly_debt_payment (int): The total monthly debt.
        monthly_income (int): The total monthly income.

    Returns:
        The monthly debt ratio
    """
    monthly_debt_ratio = int(monthly_debt_payment) / int(monthly_income)
    return monthly_debt_ratio