def add_numbers(num1, num2):
    return num1 + num2


def subtract_numbers(num1, num2):
    return num1 - num2


def multiply_numbers(num1, num2):
    return num1 * num2


def divide_numbers(num1, num2):
    try:
        return num1/num2
    except ZeroDivisionError:
        print("Denominator should not be 0!")
