def addition(a, b=10): # <-- Don't forget to fill out the function arguments!
    """
    Simple function to become familiarized with function structure, paramaters, and return
    statements. This function will sum to numbers together.

    Parameters:
        a (any int or float number): A number to be summed
        b (any int or float number): A second number to be summed, with a default value of 10

    Returns:
        (float or int): <a> added to <b>
    """

    c = a + b

    return c