The nation's best basic math problem book, covering all types of school exam questions.

Maximize learning effectiveness with a three-level learning system (A, B, C).
Includes the latest school exam questions to help you prepare for frequently appearing and new types of questions.
Includes creative problems to improve convergent thinking skills

All the questions that appear on the exam are included in this one book.
Because we have collected and analyzed past school exam questions from middle schools across the country and organized them by type, you can perfectly complete your middle school math studies with just one book, Sen Math.
All problems are organized into three difficulty levels: A, B, and C.
A reasonable way to learn math is to tackle problems in order, from easy to difficult.
Strong Math divides all problems into three levels and organizes them by level. In the Type Breakdown section, these are further divided into easy, medium, and high difficulty levels to systematically develop math skills.
A three-dimensional and detailed type was presented for each concept.
Problems arising from a single concept appear in various types.
All problems to be covered in Middle School Mathematics 3-1 are categorized into 159 types and organized into 1336 problems to enable sufficient practice by type, thereby developing problem-solving skills.