This book explains the basics and techniques for adults to learn mathematics. - Title: How Adults Can Study (Junior High) Math - Author: Hiroyuki Nagano - ISBN: 9784478023778 - Price: 1600 yen - Table of Contents: What You Should Know Before Studying Junior High Math Thank you for viewing. Please check the condition in the photos. This is a used book, so there may be some sun damage, minor scratches, and stains. (There are no writings or tears.) Please understand and purchase accordingly.