def add_two_numbers_from_args(number1=0, number2=0): #arguements=0 gives default answer
    answer=number1+number2
    print("{} plus {} is {}".format(number1,number2, answer))

add_two_numbers_from_args(5,10)
add_two_numbers_from_args(1,11)
add_two_numbers_from_args(1,12)
add_two_numbers_from_args(5,0)
