The Exam Percentage Calculator is a free Chrome extension developed by The Ankan Saha Services. This handy tool allows you to quickly calculate your exam percentage by simply entering the number of questions you answered correctly and incorrectly.

In addition to providing you with your percentage, the calculator also includes a graph that visually represents your progress over time. This graph includes a trend line, which can help you predict your future scores.

One of the standout features of this extension is the ability to save your data. By saving your data, you can easily track your performance and see how you're improving over time.

Overall, the Exam Percentage Calculator is a useful tool for students and anyone who needs to calculate exam percentages. It's simple to use and provides valuable insights into your performance.