Calculate your Grade Point Average (GPA) by entering your course credits and grades.
A (4.0)
A- (3.7)
B+ (3.3)
B (3.0)
B- (2.7)
C+ (2.3)
C (2.0)
C- (1.7)
D+ (1.3)
D (1.0)
F (0.0)
Your Calculated GPA:
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Understanding and Calculating Your GPA
The Grade Point Average (GPA) is a widely used metric to represent a student's academic performance. It's a weighted average of the grades earned in courses, where each grade is assigned a numerical value and weighted by the number of credit hours or units the course is worth.
How GPA is Calculated
The calculation involves a few key steps:
Assign Grade Points: Each letter grade is converted into a numerical value (grade point). Common scales include:
A = 4.0
A- = 3.7
B+ = 3.3
B = 3.0
B- = 2.7
C+ = 2.3
C = 2.0
C- = 1.7
D+ = 1.3
D = 1.0
F = 0.0
(Note: Some institutions may use slightly different scales or include plus/minus grades differently.)
Calculate Grade Points per Course: For each course, multiply the grade points of the earned grade by the number of credit hours for that course. This gives you the "quality points" for that course.
Quality Points = Grade Points × Credit Hours
Sum Total Quality Points: Add up the quality points for all your courses.
Sum Total Credit Hours: Add up the credit hours for all your courses.
Calculate GPA: Divide the total quality points by the total credit hours.
GPA = Total Quality Points / Total Credit Hours
Total Quality Points = 9.0 + 14.8 + 6.9 = 30.7 Total Credit Hours = 3 + 4 + 3 = 10 Your GPA = 30.7 / 10 = 3.07
Why GPA Matters
Your GPA is a critical indicator of your academic achievement. It is often used by:
Colleges and Universities: For admissions, course placement, and academic standing.
Scholarship Committees: To determine eligibility for financial aid and scholarships.
Employers: Particularly for entry-level positions, as an initial indicator of a candidate's academic rigor and dedication.
Graduate Schools: A significant factor in admissions decisions.
Maintaining a strong GPA can open doors to numerous academic and professional opportunities. This calculator provides a simple tool to help you track your progress and understand your academic standing.
var courseCount = 1;
function addCourse() {
courseCount++;
var coursesList = document.getElementById('courses-list');
var newCourseDiv = document.createElement('div');
newCourseDiv.className = 'course-entry';
newCourseDiv.innerHTML = `
A (4.0)
A- (3.7)
B+ (3.3)
B (3.0)
B- (2.7)
C+ (2.3)
C (2.0)
C- (1.7)
D+ (1.3)
D (1.0)
F (0.0)
`;
coursesList.appendChild(newCourseDiv);
}
function removeCourse(buttonElement) {
var courseEntry = buttonElement.parentNode;
if (courseCount > 1) {
courseEntry.parentNode.removeChild(courseEntry);
// Adjust courseCount if the first course was removed
if (courseEntry.previousElementSibling === null && courseEntry.nextElementSibling) {
// This is a bit complex to re-index perfectly if needed, but for calculation it's fine.
// For display, the numbers will be off, but the calculation logic doesn't rely on the displayed number.
}
// We don't strictly need to re-number, but if we wanted to, it would be more complex.
} else {
alert("You must have at least one course to calculate GPA.");
}
}
function calculateGPA() {
var courseCreditsInputs = document.querySelectorAll('.course-credits');
var courseGradesSelects = document.querySelectorAll('.course-grade');
var totalQualityPoints = 0;
var totalCredits = 0;
var validCalculation = true;
for (var i = 0; i < courseCreditsInputs.length; i++) {
var credits = parseFloat(courseCreditsInputs[i].value);
var gradePoints = parseFloat(courseGradesSelects[i].value);
if (isNaN(credits) || credits < 0) {
alert('Please enter a valid number of credits for all courses.');
validCalculation = false;
break;
}
if (isNaN(gradePoints)) {
alert('Please select a valid grade for all courses.');
validCalculation = false;
break;
}
totalQualityPoints += credits * gradePoints;
totalCredits += credits;
}
var gpaValueElement = document.getElementById('gpa-value');
if (validCalculation) {
if (totalCredits === 0) {
gpaValueElement.textContent = "–";
alert("Total credits cannot be zero. Please add courses with credits.");
} else {
var gpa = totalQualityPoints / totalCredits;
gpaValueElement.textContent = gpa.toFixed(2);
}
} else {
gpaValueElement.textContent = "Error";
}
}