“Juku Tech 200: Understand All of Elementary School Math in an Instant” Hidefumi Awane List Price: ¥1300 #HidefumiAwane #Awane_Hidefumi #Book #Nature/Mathematics Useful for junior high school entrance exams. It consolidates techniques for quickly and accurately solving various frequently appearing math problems. Especially for problems calculating the area of figures, there are many things that must be known even if not explicitly stated, and whether you can recall them or not greatly affects the outcome. It was good to be able to confirm these in this book. Thank you for looking.