Hello. You did not provide the article to which this question refers, which makes it impossible for it to be answered accurately. However, I will try to help you in the best possible way.
It is only possible to know the central idea of an article by reading the article. Generally, this main idea is exposed in the first paragraphs, as it allows the reader to understand the subject that will be approached. This is because the central idea is the main subject to which the article wishes to discuss and argue. Therefore, to answer your question you will need to find this subject in the article.
I don't think Ulysses gets reunited with his father... he does with his wife and son however.
Where is the story at how can I help you
So you subtract the fractal amounts from the whole with all of his customer being 1 and adding all the fractions 1-(1/8+2/5+3/10)
1-(1/8+4/10+3/10)
1-(1/8+7/10)
1-(5/40+28/40
1-(33/40)
1=40/40
40/40-33/40
7/40 of his customers chose a natural finish
Carelessly/ careless / carelessness