🎓 教育
私は何年生だったか
Enter a year and your birth year to find the school grade you were in.
Result will appear here
計算式
grade ≈ year − birth year − 5 (US school system, approximate)
🎓 教育
Enter a year and your birth year to find the school grade you were in.
Result will appear here
grade ≈ year − birth year − 5 (US school system, approximate)