Phần hướng dẫn bên dưới chưa có bằng tiếng Việt nên được hiển thị bằng tiếng Anh. Bản thân máy tính đã được dịch đầy đủ.
Cách sử dụng máy tính này
- Enter the total number of questions (assuming each is worth the same).
- Enter the number wrong.
- Use the chart to grade a whole class quickly.
Công thức
With equally weighted questions, the score is the share answered correctly.
Score % = (total − wrong) / total × 100
Each question is worth 100 / total percentage points
Example
- 40 questions, 6 wrong → 34 correct.
- 34 / 40 = 85%, a B on the common US scale.
- Each question is worth 2.5 points.
Câu hỏi thường gặp
What if questions have different point values?
Use the percentage grade calculator with points earned and points possible instead.
How is the letter grade assigned?
With the common US scale (A 93+, A− 90+, B+ 87+, …, F below 60). Your school's scale may differ.
Can I print the score chart?
Yes. Use Print in the results, or download the chart as a CSV file.