Contents: Every Study Math, Grade 6, December 2023 - February 2024 issues of: "Textbook" and "Answers and Explanations" "Graded Problems" and "Answers and Explanations" Unused, but has been opened and stored at home. Please note that the personal number section of the graded problems will be cut out. The February issue is the final issue and is a "Grade 6 Summary." Tuition for one subject: 2,960 yen/month