Bring your math book here and take the English book to your brother.
Take out your math book.
I have an English book, a Chinese book and a math book.
Statistics, some of which is covered in my discrete math book, but it's really a discipline of its own. A pretty important one, too, but hopefully it needs no introduction.
Close your book. Open your math book to page 25. Turn the page.
My math book is in the bag.
Open your math book to page 25.
Last week she borrowed my math book.
How many books do you have? I have 6. An English book, a Chinese book, a math book, a notebook and two story-books.
Last week, she borrowed my math book and didn't return it.