The writing is as described above (2 pages) with markings. (There may be some visibility) Also, there is writing on about 2 pages in pencil (erased). There are no other stains or dirt. I also have science and English textbooks, so I will offer a slight discount for a bundle. This is a math problem book for junior high school students, designed to deepen understanding of positive and negative numbers and number lines. - Title: Comprehensive Study of Junior High School Mathematics: Problem Book - Publisher: Obunsha - Edition: 3rd Revised Edition - Contents: Includes problems to deepen understanding of addition and subtraction of positive and negative numbers and number lines. - Target Audience: Junior high school students Thank you for looking. Junior High School Mathematics Comprehensive Study