GPA Calculator

GPA Calculator

GPA Calculator

Subject Credits Grade

About This calculator

A GPA (Grade Point Average) calculator is a tool used to calculate an average numerical representation of a student’s academic performance. GPAs are commonly used in educational institutions to assess and compare students’ grades. The calculation is based on the grades received in various courses, and each grade is assigned a corresponding numerical value.

Here’s a general overview of how GPA is typically calculated:

  1. Grade Scale:
    • Different institutions may use different grading scales. Common scales include letter grades (A, B, C, etc.) or numerical grades (out of 100). Each grade corresponds to a specific numerical value.
  2. Course Credits:
    • Courses usually have credit hours assigned to them, representing the weight or importance of the course. For example, a full semester course might be worth 3 or 4 credit hours.
  3. GPA Scale:
    • The GPA scale is often on a 4.0 scale in the United States, with A being 4.0, B being 3.0, and so on. Some systems may use different scales.
  4. Calculation:
    • To calculate the GPA for a particular course, you multiply the grade received by the number of credit hours for that course. For example, if you got a B (3.0) in a 3-credit course, you would have 3.0 x 3 = 9.0 quality points.
  5. Cumulative GPA:
    • The overall GPA is calculated by summing up all the quality points earned across all courses and dividing it by the total credit hours. This provides a cumulative GPA, reflecting the student’s overall academic performance.
  6. Weighted GPA:
    • Some systems use a weighted GPA, where honors or advanced placement (AP) courses are given extra points to account for their increased difficulty. This allows for a GPA higher than 4.0.
  7. Online GPA Calculators:
    • Numerous online tools and apps are available that automate the GPA calculation process. Students can input their grades and credit hours for each course, and the calculator will generate the GPA.

How To Use This Calculator ?

  1. Gather Information:
    • Collect your grades and the corresponding credit hours for each course. You may find this information on your report card, transcript, or class syllabus.
  2. Understand the Grading Scale:
    • Be aware of the grading scale used by your institution. For example, find out what numerical values or letter grades are assigned to A, B, C, etc. Also, check if there is any distinction between regular and honors/AP courses in terms of GPA calculation.
  3. Assign Values:
    • Assign the numerical values to your grades based on the grading scale. For instance, if an A is a 4.0, a B might be a 3.0, and so on.
  4. Calculate Quality Points:
    • Multiply the grade value by the credit hours for each course to calculate the quality points. For example, if you got a B (3.0) in a 3-credit course, your quality points would be 3.0 x 3 = 9.0.
  5. Sum Quality Points:
    • Add up all the quality points from all courses.
  6. Calculate Credit Hours:
    • Sum up the total credit hours for all courses.
  7. Optional: Include Weighted Courses (if applicable):
    • If your institution uses weighted GPAs for honors or AP courses, add the additional points before calculating the GPA.
  8. Use an Online GPA Calculator (Optional):
    • If you prefer a quicker and automated process, you can use online GPA calculators. Many websites and apps allow you to input your grades and credit hours, and they will calculate the GPA for you.

Examples To Try

  1. English: 3 credits, Grade A
  2. Math: 4 credits, Grade B+
  3. History: 3 credits, Grade C
  4. Science: 3 credits, Grade A-
  5. Geometry: 2 credits, Grade B
  6. Chemistry: 4 credits, Grade C+
  7. Physics: 3 credits, Grade D-
  8. Literature: 4 credits, Grade A
  9. Spanish: 2 credits, Grade B-
  10. Art: 3 credits, Grade C-
  11. Music: 2 credits, Grade D
  12. Physical Education: 1 credit, Grade A+
  13. Economics: 3 credits, Grade B
  14. Psychology: 4 credits, Grade A
  15. Sociology: 2 credits, Grade D+
  16. Calculus: 4 credits, Grade A-
  17. Computer Science: 3 credits, Grade B
  18. French: 2 credits, Grade C+
  19. Statistics: 4 credits, Grade A
  20. Environmental Science: 3 credits, Grade B-
  21. Political Science: 3 credits, Grade C-
  22. Microeconomics: 2 credits, Grade D
  23. Macroeconomics: 3 credits, Grade A+
  24. Business Ethics: 4 credits, Grade B
  25. Marketing: 2 credits, Grade D-
  26. Finance: 3 credits, Grade C
  27. Physical Chemistry: 4 credits, Grade A-
  28. Organic Chemistry: 3 credits, Grade B+
  29. Anatomy and Physiology: 3 credits, Grade C
  30. Astronomy: 2 credits, Grade A
  31. Earth Science: 3 credits, Grade B-
  32. Geology: 2 credits, Grade C+
  33. Algebra: 4 credits, Grade A
  34. Spanish Literature: 3 credits, Grade B+
  35. Film Studies: 2 credits, Grade C-
  36. Philosophy: 3 credits, Grade D+
  37. Ethics: 2 credits, Grade A-
  38. Religious Studies: 3 credits, Grade C
  39. World History: 4 credits, Grade B
  40. Cultural Anthropology: 2 credits, Grade A+
  41. Genetics: 3 credits, Grade B-
  42. Immunology: 4 credits, Grade C+
  43. Cell Biology: 3 credits, Grade A
  44. Sociology of Education: 2 credits, Grade D-
  45. Child Psychology: 3 credits, Grade C-
  46. Forensic Science: 4 credits, Grade B+
  47. International Relations: 3 credits, Grade A-
  48. Human Resource Management: 2 credits, Grade D+
  49. Operations Management: 3 credits, Grade C+
  50. Cybersecurity: 4 credits, Grade A+
  51. Graphic Design: 3 credits, Grade B-
  52. Public Speaking: 2 credits, Grade A
  53. Data Structures: 4 credits, Grade C
  54. Human Anatomy: 3 credits, Grade A+
  55. Cognitive Psychology: 3 credits, Grade B
  56. Introduction to Linguistics: 2 credits, Grade C+
  57. Robotics: 4 credits, Grade A-
  58. Environmental Ethics: 3 credits, Grade B+
  59. Health and Wellness: 2 credits, Grade C-
  60. Public Relations: 3 credits, Grade D
  61. Linear Algebra: 4 credits, Grade A
  62. Multivariable Calculus: 3 credits, Grade B-
  63. Social Media Marketing: 2 credits, Grade C
  64. Neuroscience: 4 credits, Grade A+
  65. Entrepreneurship: 3 credits, Grade C+
  66. Human-Computer Interaction: 2 credits, Grade B
  67. Nutrition Science: 3 credits, Grade D+
  68. Film Production: 4 credits, Grade A-
  69. Differential Equations: 3 credits, Grade B+
  70. Artificial Intelligence: 2 credits, Grade C-
  71. Business Law: 3 credits, Grade D-
  72. Sports Management: 2 credits, Grade A
  73. Medical Ethics: 3 credits, Grade B-
  74. Advanced Spanish Conversation: 4 credits, Grade C+
  75. Theater Arts: 2 credits, Grade D
  76. Linear Programming: 3 credits, Grade A+
  77. Game Development: 4 credits, Grade B
  78. Social Psychology: 3 credits, Grade C
  79. Music Theory: 2 credits, Grade A-
  80. Biomedical Engineering: 3 credits, Grade B+
  81. International Business: 2 credits, Grade C-
  82. Developmental Psychology: 3 credits, Grade D+
  83. Computer Networks: 4 credits, Grade A-
  84. Econometrics: 3 credits, Grade B
  85. Digital Marketing: 2 credits, Grade C+
  86. Human Rights Law: 3 credits, Grade D
  87. Biostatistics: 4 credits, Grade A
  88. Information Security: 3 credits, Grade B-
  89. Microbiology: 2 credits, Grade C
  90. Organizational Behavior: 3 credits, Grade A+
  91. Computer Graphics: 4 credits, Grade B+
  92. History of Art: 3 credits, Grade C-
  93. Public Health: 2 credits, Grade D
  94. Machine Learning: 3 credits, Grade A
  95. Political Philosophy: 4 credits, Grade B-
  96. International Finance: 3 credits, Grade C+
  97. Quantum Mechanics: 2 credits, Grade D-
  98. Medical Imaging: 3 credits, Grade A-
  99. Criminal Justice: 4 credits, Grade B
  100. Marketing Analytics: 3 credits, Grade C

How This Calculator Function ?

  1. HTML Structure:
    • The HTML document includes a form (<form id="gpaForm">) with a table (<table>) containing rows for each subject.
    • Each row has three cells for subject name, credits, and grades.
    • There are three buttons at the bottom of the form: “Add Row,” “Calculate Results,” and “Reset.”
  2. CSS Styling:
    • The embedded styles define the appearance of the calculator, including font styles, colors, and layout.
  3. JavaScript Functions:
    • addRow(): Adds a new row to the table when the “Add Row” button is clicked. It dynamically creates input fields for subject name, credits, and grades.
    • calculateResults(): Calculates the GPA based on the entered data. It creates a new table displaying the subject, credits, grades, and grade points. It also calculates the total GPA and displays it.
    • calculateTotalGPA(): Calculates and displays the total credits and overall GPA.
    • getGradePoints(grade): Maps letter grades to their corresponding grade points.
    • displayResult(message): Displays the calculated GPA and additional messages.
    • resetForm(): Resets the form, clearing all entered data and results.
  4. Animation:
    • The “Add Row,” “Calculate Results,” and “Reset” buttons have a glow effect applied using CSS keyframes.
  5. Example Usage:
    • You can enter information for different subjects, including credits and grades.
    • Clicking “Add Row” dynamically adds a new row for additional subjects.
    • Clicking “Calculate Results” calculates the GPA based on the entered data and displays the results.
    • Clicking “Reset” clears all entered data and results.

Here’s an example:

  • Enter information for subjects like English, Math, History, Science, and Geometry.
  • Click “Add Row” to add more subjects.
  • Enter the credits and select grades for each subject.
  • Click “Calculate Results” to see the calculated GPA and detailed results.
  • Click “Reset” to clear all entered data and results.

Where This Calculator Can Be Used ?

  1. High Schools and Colleges:
    • Students in high schools and colleges can use this calculator to determine their GPA for a semester or academic year.
    • It’s particularly useful for students who have the flexibility to choose elective courses with varying credit values.
  2. University Admissions:
    • Prospective college or university students may use this calculator to estimate their GPA for inclusion in college applications.
    • Admissions offices might also use similar tools to evaluate the academic performance of applicants.
  3. Educational Institutions:
    • Educational institutions, such as training centers or certification programs, could implement this tool for participants to assess their performance.
  4. Self-Assessment:
    • Individuals pursuing self-directed learning or online courses can use this calculator to track their progress and understand their academic standing.
  5. Advising and Counseling:
    • Academic advisors and counselors can use this tool to assist students in planning their course loads and understanding the potential impact on their GPA.
  6. Workshops and Training Programs:
    • Workshops or training programs with graded assessments can use a GPA calculator to provide participants with insights into their overall performance.
  7. Online Learning Platforms:
    • Online learning platforms could integrate similar GPA calculators for users taking multiple courses on their platforms.
  8. Personal Development:
    • Individuals interested in self-improvement or personal development might use this tool to set academic goals and monitor their progress.
<!DOCTYPE html>
<html lang="en">
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>GPA Calculator</title>
  <link rel="stylesheet" href="styles.css">

<h1>GPA Calculator</h1>

<form id="gpaForm">
    <tbody id="tableBody">
        <td><input type="text" value="English" readonly></td>
        <td><input type="number" min="1" step="1" value="3"></td>
            <!-- Options for grades -->
      <!-- Additional rows will be dynamically added -->

  <button type="button" onclick="addRow()" class="glow">Add Row</button>
  <button type="button" onclick="calculateResults()" class="glow">Calculate Results</button>
  <button type="button" onclick="resetForm()" class="glow">Reset</button>

<div id="resultTables"></div>

<script src="script.js"></script>
  1. <!DOCTYPE html>:
    • Meaning: This is the Document Type Declaration for HTML5. It specifies the version of HTML being used in the document.
  2. <html lang="en">:
    • Meaning: The opening tag for the HTML document. The lang attribute is set to “en” for English.
  3. <head>:
    • Meaning: This section contains meta-information about the HTML document, such as character set, viewport settings, and the document title.
  4. <meta charset="UTF-8">:
    • Meaning: Sets the character encoding to UTF-8, which is a character encoding standard.
  5. <meta name="viewport" content="width=device-width, initial-scale=1.0">:
    • Meaning: Configures the viewport settings for responsive design on various devices.
  6. <title>GPA Calculator</title>:
    • Meaning: Sets the title of the HTML document, which appears in the browser tab.
  7. <link rel="stylesheet" href="styles.css">:
    • Meaning: Links the external CSS file (styles.css) to the HTML document.
  8. <body>:
    • Meaning: This section contains the content of the HTML document, including the GPA Calculator form and result display.
  9. <h1>GPA Calculator</h1>:
    • Meaning: Heading tag indicating the main title of the GPA Calculator.
  10. <form id="gpaForm">...</form>:
  • Meaning: Defines a form with the ID “gpaForm” that contains the table for entering subject details and buttons for actions.
  1. <table>...</table>:
  • Meaning: Defines an HTML table to organize and display subject details, such as credits and grades.
  1. <tbody id="tableBody">...</tbody>:
  • Meaning: The body of the table where rows of subject details will be dynamically added.
  1. <button type="button" onclick="addRow()" class="glow">Add Row</button>:
  • Meaning: A button triggering the addRow() function when clicked, with a visual effect (class “glow”).
  1. <div id="resultTables"></div>:
  • Meaning: An empty div where result tables will be dynamically added after the calculation.
  1. <script src="script.js"></script>:
body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;

h1 {
  text-align: center;
  color: #333;

table {
  border-collapse: collapse;
  width: 80%;
  margin: 20px auto;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  background-color: #fff;

table, th, td {
  border: 1px solid #ddd;
  padding: 10px;
  text-align: center;

th {
  background-color: #f2f2f2;

input, select {
  width: 100%;
  padding: 8px;
  box-sizing: border-box;
  border: 1px solid #ccc;
  border-radius: 4px;

button {
  margin: 10px;
  padding: 10px 20px;
  font-size: 16px;
  border: none;
  border-radius: 5px;
  background-color: #4CAF50;
  color: #fff;
  cursor: pointer;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  transition: background-color 0.3s, box-shadow 0.3s;

button:hover {
  background-color: #45a049;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);

#resultTables {
  margin-top: 20px;

.glow {
  animation: glow 1s infinite alternate;

@keyframes glow {
  from {
    box-shadow: 0 0 10px rgba(0, 128, 0, 0.8);
  to {
    box-shadow: 0 0 20px rgba(0, 128, 0, 1);
  1. body { ... }:
    • Meaning: Defines styles for the overall body of the document, including font-family and background color.
  2. h1 { ... }:
    • Meaning: Styles for the main heading, setting text alignment and color.
  3. table { ... }:
    • Meaning: Styles for the tables, including border-collapse, width, and box-shadow for a visual effect.
  4. th, td { ... }:
    • Meaning: Styles for table header and data cells, including border, padding, and text alignment.
  5. th { ... }:
    • Meaning: Additional styles for table header cells, including background color.
  6. input, select { ... }:
    • Meaning: Styles for input and select elements, setting width, padding, border, and border-radius.
  7. button { ... }:
    • Meaning: Styles for buttons, including margin, padding, font size, background color, and visual effects on hover.
  8. .glow { ... }:
    • Meaning: Defines a CSS animation named “glow” that creates a glowing effect for elements with the “glow” class.
    • @keyframes glow { from { box-shadow: 0 0 10px rgba(0, 128, 0, 0.8); } to { box-shadow: 0 0 20px rgba(0, 128, 0, 1); } }
function addRow() {
  // Function implementation

function calculateResults() {
  // Function implementation

function calculateTotalGPA(totalCredits, totalGradePoints) {
  // Function implementation

function getGradePoints(grade) {
  // Function implementation

function displayResult(message) {
  // Function implementation

function resetForm() {
  // Function implementation
  1. function addRow() { ... }:
    • Meaning: JavaScript function to dynamically add a new row to the table with input fields for a new subject.
  2. function calculateResults() { ... }:
    • Meaning: JavaScript function to calculate GPA and display results in a dynamically created table.
  3. function calculateTotalGPA(totalCredits, totalGradePoints) { ... }:
    • Meaning: JavaScript function to calculate and display total credits and overall GPA in the results table.
  4. function getGradePoints(grade) { ... }:
    • Meaning: JavaScript function to retrieve the grade points based on the selected grade.
  5. function displayResult(message) { ... }:
    • Meaning: JavaScript function to display a result message in the result div.
  6. function resetForm() { ... }:
    • Meaning: JavaScript function to reset the form and clear the result div.

How To Implement

Implementing this Confidence Interval Calculator on WordPress involves a few steps. Here’s a step-by-step guide:

1. Access WordPress Admin Dashboard

Log in to your WordPress admin dashboard.

2. Create a New Page

Navigate to Pages > Add New in the WordPress admin.

Give your page a title, such as “Confidence Interval Calculator.”

3. Switch to HTML Editor

On the page editor, switch to the HTML editor. Look for a tab that says “HTML” or “Code.”

4. Copy HTML Code

Copy the entire HTML code (from <!DOCTYPE html> to the closing </html>) from your index.html file.

5. Paste HTML Code

Paste the copied HTML code into the HTML editor of your WordPress page.

6. Add CSS

Copy the entire CSS code (from the <style> tag in the styles.css file) and paste it into the WordPress page’s HTML editor, preferably within the <head> section.

7. Add JavaScript

Copy the entire JavaScript code (from the <script> tag in the script.js file) and paste it into the WordPress page’s HTML editor, preferably just before the closing </body> tag.

8. Save and Publish

Save the changes to your WordPress page.

Click the “Publish” button to make the page live.

9. View Your Page

Visit the page on your WordPress site to see the Confidence Interval Calculator in action.

Additional Considerations:

  • WordPress Theme Compatibility: Ensure that your WordPress theme supports the custom styles and scripts you’ve added. If needed, you may have to adjust styles to fit seamlessly with your theme.
  • Plugin Usage: If you find that directly pasting HTML, CSS, and JavaScript into the page editor is causing issues, consider using a plugin like “Insert Headers and Footers” to add your custom code.
  • Responsive Design: Check if the calculator layout is responsive. If not, you might need to make adjustments to the CSS for better responsiveness.
  • Debugging: If something doesn’t work as expected, use the browser’s developer tools (usually accessible by right-clicking on the page and selecting “Inspect” or “Inspect Element”) to check for errors in the console tab.

By following these steps, you should be able to implement the Confidence Interval Calculator on your WordPress site. Remember to test the calculator thoroughly to ensure it functions correctly within the WordPress environment.


1. What is a GPA Calculator?

  • Answer: A GPA Calculator is a tool used to calculate Grade Point Average (GPA), which is a numerical representation of a student’s academic performance.

2. How does a GPA Calculator work?

  • Answer: A GPA Calculator works by taking into account the grades and credit hours of individual courses to compute an overall GPA.

3. Why is GPA important?

  • Answer: GPA is important as it provides a standardized measure of academic achievement, often used by institutions for admissions, scholarships, and evaluating academic performance.

4. What is the grading scale used in a GPA Calculator?

  • Answer: The grading scale typically includes letter grades (A, B, C, etc.) and corresponding grade points (e.g., A = 4.0, B = 3.0).

5. Can I calculate my GPA manually without a GPA Calculator?

  • Answer: Yes, you can calculate your GPA manually using the formula: GPA = (Σ (Grade Points * Credit Hours)) / Total Credit Hours.

6. How often should I use a GPA Calculator?

  • Answer: You can use a GPA Calculator whenever you want to assess your current GPA or predict how your grades in future courses might impact your overall GPA.

7. Is GPA the only factor considered in academic evaluations?

  • Answer: No, while GPA is an important factor, other elements such as extracurricular activities, standardized test scores, and personal statements are also considered.

8. Can a GPA Calculator handle different grading scales?

  • Answer: Yes, a GPA Calculator can be adaptable to various grading scales by allowing users to input their specific scale or by providing options for common scales.

9. What is the significance of credit hours in GPA calculation?

  • Answer: Credit hours represent the weight of a course in GPA calculation. Courses with more credit hours have a greater impact on the overall GPA.

10. Can a GPA Calculator account for weighted grades?Answer: Yes, some GPA Calculators can handle weighted grades by assigning higher grade points to advanced or honors courses.

11. How accurate are GPA Calculators in predicting future GPAs?Answer: GPA Calculators provide a good estimate, but the accuracy depends on the user’s input and any unforeseen changes in performance.

12. Are there online GPA Calculators available for free?Answer: Yes, many online platforms offer free GPA Calculators that are easy to use and accessible.

13. Can I use a GPA Calculator for cumulative GPA calculations?Answer: Absolutely, a GPA Calculator is commonly used for calculating both term GPA and cumulative GPA over multiple semesters.

14. Is there a specific GPA required for scholarships?Answer: Scholarship requirements vary, but many have GPA thresholds. It’s important to check the specific criteria for each scholarship.

15. How can I improve my GPA?Answer: Improving GPA involves focusing on study habits, seeking help when needed, and staying organized. Consult with academic advisors for personalized advice.

16. Can a GPA Calculator be used for high school and college GPAs alike?Answer: Yes, GPA Calculators are versatile and can be used for both high school and college GPAs, provided the grading scale is input correctly.

17. How often should I update my GPA using the calculator?Answer: It’s advisable to update your GPA regularly, especially at the end of each term, to monitor your academic progress.

18. Are there GPA Calculators specifically designed for different countries?Answer: Yes, some GPA Calculators are tailored to the grading systems used in specific countries to ensure accuracy.

19. Can I use a GPA Calculator for non-traditional grading systems?Answer: Some GPA Calculators can accommodate non-traditional grading systems, but customization may be necessary.

20. What role does GPA play in post-graduate applications?Answer: GPA is a significant factor in post-graduate applications, influencing admissions decisions for master’s and doctoral programs.