Effortlessly calculate your current weighted grade by inputting your assignment scores and their respective weights. Understand your academic standing and make informed decisions about your studies.
Enter Your Grades and Weights
Your Current Weighted Grade
Total Points Earned:0
Total Points Possible:0
Total Weight Applied:0%
Current Weighted Grade:0.00%
Formula: (Sum of (Score × Weight)) / (Sum of Weights)
Contribution of Each Assignment to Your Current Weighted Grade
Assignment Grade Breakdown
Assignment Name
Score
Max Score
Weight (%)
Contribution to Grade (%)
What is a Current Weighted Grade Calculator?
A current weighted grade calculator is a specialized tool designed to help students, educators, and parents accurately determine a student's academic standing in a course. Unlike a simple average, it accounts for the varying importance of different assignments, quizzes, tests, projects, and other graded activities. Each component of the course is assigned a specific weight, reflecting its contribution to the overall final grade. This calculator simplifies the process of calculating this weighted average, providing a clear and immediate understanding of a student's performance.
This tool is particularly useful for students who want to:
Track their progress throughout a semester.
Understand how a particular grade will impact their overall standing.
Identify areas where they might need to focus more attention.
Set realistic goals for future assignments.
Educators can use it to efficiently communicate grading structures and student progress. Parents can utilize it to stay informed about their child's academic performance and offer timely support.
Who Should Use a Current Weighted Grade Calculator?
Students: High school, college, and university students managing multiple courses with diverse grading schemes.
Teachers/Instructors: To create transparent grading policies and provide quick grade assessments.
Parents: To monitor their child's academic performance and assist with study planning.
Academic Advisors: To help students understand their standing in courses and plan for academic success.
Common Misconceptions about Weighted Grades
"All assignments are equal": This is the most common misconception. A weighted system acknowledges that some tasks (like final exams or major projects) are inherently more significant than smaller quizzes or homework assignments.
"A higher score on a heavily weighted assignment guarantees a high grade": While a good score on a major assignment is crucial, it must be balanced with performance on other graded components. A poor performance on less weighted assignments can still bring down the overall average.
"The calculator magically improves my grade": The calculator is a tool for assessment and understanding, not a performance enhancer. It accurately reflects your current standing based on the data you input. Improvement comes from studying and performing well.
Current Weighted Grade Formula and Mathematical Explanation
The core principle behind calculating a weighted grade is to give more "say" to assignments that matter more, as defined by their assigned weight. The formula ensures that each score is proportionally represented based on its importance.
The formula for calculating a current weighted grade is as follows:
Current Weighted Grade = (Sum of (Score for Assignment × Weight of Assignment)) / (Sum of all Assignment Weights)
Step-by-Step Calculation:
Identify all graded components: List every assignment, quiz, test, project, etc., that contributes to the course grade.
Determine the score for each component: Record the points earned for each item (e.g., 85 out of 100).
Determine the weight of each component: Note the percentage weight assigned to each item by the instructor (e.g., Homework = 20%, Midterm = 30%, Final Exam = 50%). Ensure these weights sum up to 100% for a standard grading scale.
Calculate the "Weighted Score" for each component: Multiply the score obtained for an assignment by its weight. For example, if you scored 90 on an assignment worth 20%, the weighted score is 90 × 0.20 = 18.
Sum all the "Weighted Scores": Add up the results from step 4 for all components. This gives you the "Total Points Earned" relative to the maximum possible weighted points.
Sum all the "Weights": Add up all the percentage weights assigned to the assignments. This should ideally equal 100%.
Divide the sum of weighted scores by the sum of weights: This final division gives you the overall weighted grade.
Variables Explained:
To better understand the calculation, let's define the key variables:
Variable
Meaning
Unit
Typical Range
Score
The actual points or percentage earned by the student on a specific assignment.
Points or Percentage (%)
0 – 100% (or max points for assignment)
Weight
The percentage of the total course grade that a specific assignment represents.
Percentage (%)
Typically 1% – 90% (sum of all weights = 100%)
Weighted Score
The score of an assignment multiplied by its weight. This represents the assignment's contribution to the total weighted score.
Points or Percentage (%)
0 – 100% of the assignment's weight
Total Points Earned
The sum of all individual Weighted Scores.
Points or Percentage (%)
0 – 100%
Total Weight Applied
The sum of the weights of all assignments included in the calculation. Should ideally be 100%.
Percentage (%)
0% – 100%
Current Weighted Grade
The final calculated overall grade for the course based on the provided inputs.
Percentage (%)
0% – 100%
Practical Examples (Real-World Use Cases)
Example 1: High School Biology Course
Sarah is taking a high school biology course. Her instructor has outlined the grading breakdown as follows:
Homework: 15%
Quizzes: 25%
Midterm Exam: 30%
Final Project: 30%
So far, Sarah has received the following scores:
Homework Average: 95%
Quiz Average: 88%
Midterm Exam: 82%
Let's calculate Sarah's current weighted grade using our calculator's logic:
Homework Contribution: 95% * 15% = 14.25%
Quiz Contribution: 88% * 25% = 22.00%
Midterm Exam Contribution: 82% * 30% = 24.60%
Total Weight Applied So Far: 15% + 25% + 30% = 70%
Total Points Earned So Far (as % of total grade): 14.25% + 22.00% + 24.60% = 60.85%
Current Weighted Grade: (60.85 / 70) * 100% = 86.93%
Interpretation: Sarah's current weighted grade in Biology, based on the assignments completed, is approximately 86.93%. This means she is currently earning a solid 'B+'. She knows the Final Project (30% weight) is still to come and can use this information to strategize for the remaining portion of the course.
Example 2: University Computer Science Course
John is in a university-level Computer Science course with the following grading structure:
Programming Assignments (5 total): 40%
Labs (10 total): 20%
Midterm Exam: 20%
Final Exam: 20%
Here are John's current scores:
Average Programming Assignment Score: 90%
Average Lab Score: 92%
Midterm Exam Score: 78%
Calculating John's current weighted grade:
Assignments Contribution: 90% * 40% = 36.00%
Labs Contribution: 92% * 20% = 18.40%
Midterm Exam Contribution: 78% * 20% = 15.60%
Total Weight Applied So Far: 40% + 20% + 20% = 80%
Total Points Earned So Far: 36.00% + 18.40% + 15.60% = 70.00%
Current Weighted Grade: (70.00 / 80) * 100% = 87.50%
Interpretation: John's current weighted grade is 87.50%. He needs to perform well on the Final Exam, which accounts for 20% of the grade, to maintain or improve his standing. The calculator shows him that even with a lower score on the midterm, his strong performance on assignments and labs has kept his overall grade high.
How to Use This Current Weighted Grade Calculator
Our current weighted grade calculator is designed for simplicity and accuracy. Follow these steps to get an instant assessment of your academic performance:
Step-by-Step Instructions:
Start with the "Add Another Assignment" button: Click this button to begin adding graded components to your calculation. Each click will add a new set of input fields for an assignment.
Enter Assignment Details: For each assignment added, you will see fields for:
Max Score: The total possible points for this assignment.
Weight (%): The percentage this assignment contributes to your final course grade (e.g., enter '20' for 20%).
Input Scores and Weights Carefully: Ensure you are entering accurate data. For the 'Score', enter what you achieved. For 'Max Score', enter the total points possible. For 'Weight', use the percentage specified by your instructor.
Observe Real-Time Updates: As you input data and move between fields, the calculator automatically updates the "Total Points Earned," "Total Points Possible," "Total Weight Applied," and the "Current Weighted Grade" in the results section below.
Use the Chart and Table: The dynamic chart visually represents how much each assignment contributes to your overall grade percentage. The table provides a detailed breakdown of each component's performance and contribution.
Add or Remove Assignments: Click "Add Another Assignment" to include more components. If you make a mistake or want to remove an entry, you can typically delete its row or use a "Remove" button if available (though this version dynamically adds and requires manual removal/reset).
Reset Functionality: If you need to start over or clear all entries, click the "Reset" button. This will revert all fields to their default (usually zero) states.
Copy Results: Once satisfied with your inputs, click "Copy Results" to copy the key metrics (main grade, intermediate values, and assumptions) to your clipboard for easy sharing or documentation.
How to Read Your Results:
Current Weighted Grade: This is your primary result, shown as a percentage. It accurately reflects your performance across all graded components entered, considering their respective weights.
Total Points Earned: The sum of your scores multiplied by their weights.
Total Points Possible: The sum of the maximum possible scores for each assignment, adjusted by their weights.
Total Weight Applied: The sum of the percentages of all assignments you've entered. This is important to ensure you've accounted for all significant graded components. Ideally, this should approach 100% as you add more components.
Decision-Making Guidance:
Use the calculated grade to make informed decisions:
Identify Weak Areas: If your current grade is lower than expected, review the assignment contributions in the table and chart to see which components are pulling your average down.
Plan for Future Assignments: Knowing the weight of upcoming assignments helps you prioritize your study efforts. A higher-weighted assignment deserves more attention.
Set Goals: Estimate what score you need on remaining assignments to achieve a target final grade. For example, if the final exam is 30% of the grade and you need a 90% overall, you can calculate the required score.
Communicate with Instructors: Use the clear breakdown provided by the calculator to discuss your performance and understand grading with your teacher.
Key Factors That Affect Current Weighted Grade Results
Several factors influence the outcome of your current weighted grade calculation. Understanding these can help you interpret your results and strategize effectively:
1. Weight Allocation:
The most significant factor is how your instructor assigns weights to different assignments. A final exam weighted at 40% will have a much larger impact on your grade than a weekly quiz weighted at 5%. Accurately entering these weights is crucial for a correct calculation.
2. Score Accuracy:
The scores you input directly determine your weighted contribution. A small difference in score on a heavily weighted assignment can cause a substantial swing in your overall grade compared to the same score difference on a lightly weighted assignment.
3. Completeness of Input Data:
The calculator provides your *current* weighted grade based on the assignments you've entered. If you haven't included all graded components for the semester (e.g., you're calculating mid-semester and haven't included the final exam yet), the calculated grade represents only a portion of the final grade. The "Total Weight Applied" metric helps you track how much of the course's total weight you've accounted for.
4. Grading Scale Variations:
While this calculator assumes a standard percentage-based scoring (e.g., 85/100 = 85%), some instructors might use different scales or rubrics. Ensure your inputted scores align with the instructor's intended grading scale.
5. Assignment Types:
Different assignment types (e.g., subjective essays vs. objective multiple-choice tests) may have different inherent difficulty levels or grading subjectivity. While the weight accounts for importance, the nature of the assignment itself influences how easily you might achieve a high score.
6. Instructor's Grading Policy:
Always refer to your course syllabus for the official grading policy. Some instructors may have specific rules regarding late submissions, extra credit, or grade curving that are not captured by a simple weighted average calculator. This tool is based on the explicit weights provided.
7. Impact of Future Assignments:
The result is a snapshot. Understanding the weights of remaining assignments is key. If you have a low grade on a heavily weighted component, you'll need to perform exceptionally well on future high-weight assignments to compensate. Conversely, a strong performance now sets a good foundation.
Frequently Asked Questions (FAQ)
Q1: How is a weighted grade different from a simple average?
A simple average calculates the mean of all scores equally. A weighted grade assigns different levels of importance (weights) to each score, meaning some assignments have a greater impact on the final average than others. Our current weighted grade calculator precisely handles this distinction.
Q2: What if the weights don't add up to 100%?
Ideally, all weights should sum to 100% to represent the entire course grade. If they don't, the calculator will still compute a result based on the weights provided. However, your "Total Weight Applied" will be less than 100%, indicating that not all components of the course grade have been accounted for. You may need to consult your instructor or syllabus to understand how the remaining percentage is handled (e.g., participation, extra credit, or unlisted components).
Q3: Can I use this calculator if my scores are in raw points (e.g., 85 out of 100)?
Yes. The calculator allows you to input the 'Score' earned and the 'Max Score' possible for each assignment. It then internally calculates the percentage for that assignment (Score / Max Score) before applying the weight. This makes it versatile for various grading systems.
Q4: How do I calculate the grade needed on a final exam?
You can use this calculator indirectly. First, calculate your current weighted grade based on completed assignments. Then, determine the total weight of remaining assignments (like the final exam). You can then work backward or use algebraic manipulation to find the score needed on the final exam to achieve your target overall grade. For example, if your current grade is 80% (based on 70% of the course weight) and the final exam is 30% weight, and you want a 90% overall, you'd solve: (0.70 * 80) + (0.30 * X) = 90, where X is the score needed on the final exam.
Q5: What does "Contribution to Grade (%)" mean in the table?
This column shows how much a specific assignment contributes to your *overall* weighted grade percentage. It's calculated as (Score Percentage × Weight Percentage). For instance, if you score 100% on an assignment worth 20%, its contribution is 100% * 20% = 20 percentage points towards your final grade.
Q6: Can this calculator handle extra credit?
The calculator can handle extra credit if it's structured as additional points *within* an assignment's max score or as a separate assignment with its own weight. For example, if an assignment is out of 100 points but you can earn up to 110, you'd input 'Max Score' as 100 and 'Score' as your earned points (e.g., 105). If extra credit is a separate item (e.g., "+5% bonus"), you'd need to consult your instructor on how it's applied to the overall grade and potentially adjust the weights or inputs accordingly.
Q7: What if I get a score higher than 100% on an assignment?
This typically happens with extra credit opportunities. Input the score you achieved and the maximum possible score for the assignment. If you scored 105 points on an assignment that was out of 100, input 'Score' as 105 and 'Max Score' as 100. The calculator will correctly process this as a score above 100% for that specific component.
Q8: How often should I update my grade using the calculator?
It's best to update your grade whenever new scores are posted or significant assignments are completed. Regularly using the current weighted grade calculator allows you to stay on top of your academic performance, identify trends early, and make timely adjustments to your study habits or seek help if needed.
Find effective strategies and techniques to prepare for your upcoming exams and improve your performance.
var assignmentCount = 0;
var chartInstance = null; // To hold the chart instance
// Function to initialize or update the chart
function updateChart(assignmentData) {
var ctx = document.getElementById('gradeDistributionChart').getContext('2d');
// Destroy existing chart instance if it exists
if (chartInstance) {
chartInstance.destroy();
}
var labels = [];
var dataPoints = [];
var totalWeightApplied = 0;
for (var i = 0; i 0) { // Only consider assignments with weight for chart
var scorePercent = (parseFloat(assignment.score) / parseFloat(assignment.maxScore)) * 100;
var contribution = (scorePercent / 100) * parseFloat(assignment.weight);
labels.push(assignment.name + ' (' + assignment.weight + '%)');
dataPoints.push(contribution);
totalWeightApplied += parseFloat(assignment.weight);
}
}
// Normalize data points if total weight is not 100% for a better visual representation of *relative* contribution
var normalizedDataPoints = [];
if (totalWeightApplied > 0) {
for (var j = 0; j < dataPoints.length; j++) {
normalizedDataPoints.push((dataPoints[j] / totalWeightApplied) * 100);
}
} else {
normalizedDataPoints = dataPoints; // Avoid division by zero if no weights are applied
}
chartInstance = new Chart(ctx, {
type: 'pie', // Changed to pie chart for better visualization of contribution
data: {
labels: labels,
datasets: [{
label: 'Contribution to Grade (%)',
data: normalizedDataPoints,
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options: {
responsive: true,
maintainAspectRatio: false,
plugins: {
legend: {
position: 'top',
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title: {
display: true,
text: 'Assignment Contribution to Current Grade'
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}
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});
}
// Function to add a new assignment input group
function addAssignment() {
assignmentCount++;
var assignmentDiv = document.createElement('div');
assignmentDiv.id = 'assignment-' + assignmentCount;
assignmentDiv.className = 'input-group';
assignmentDiv.innerHTML =
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'
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'' +
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'' +
'
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'
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'
' +
'
' +
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" +
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'Enter the percentage this assignment contributes to the total grade.' +
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';
document.getElementById('assignmentInputs').appendChild(assignmentDiv);
calculateGrade(); // Recalculate after adding
}
// Function to validate a single input field
function validateInput(id, min, max, isRequired, isPercentage) {
var inputElement = document.getElementById(id);
var errorElement = document.getElementById(id.replace('error-', ")); // Assuming error element ID is derived
var value = inputElement.value.trim();
var errorMsg = ";
var isValid = true;
if (isRequired && value === ") {
errorMsg = 'This field is required.';
isValid = false;
} else if (value !== ") {
var numValue = parseFloat(value);
if (isNaN(numValue)) {
errorMsg = 'Please enter a valid number.';
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} else if (numValue max) {
errorMsg = 'Value cannot be greater than ' + max + '.';
isValid = false;
} else if (isPercentage && numValue > 100) {
errorMsg = 'Percentage cannot exceed 100%.';
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if (errorElement) {
if (isValid) {
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inputElement.style.borderColor = '#ddd'; // Reset border color
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errorElement.style.display = 'block';
inputElement.style.borderColor = 'red'; // Highlight invalid input
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return isValid;
}
// Function to get all assignment data and validate
function getAssignmentData() {
var assignments = [];
var allValid = true;
// Reset all error messages and styles first
var inputs = document.querySelectorAll('#assignment-' + assignmentCount + ' input, #assignmentInputs .input-group input');
inputs.forEach(function(input) {
input.style.borderColor = '#ddd';
});
var errors = document.querySelectorAll('#assignment-' + assignmentCount + ' .error-message, #assignmentInputs .input-group .error-message');
errors.forEach(function(error) {
error.style.display = 'none';
});
for (var i = 1; i <= assignmentCount; i++) {
var nameInput = document.getElementById('assignmentName-' + i);
var scoreInput = document.getElementById('score-' + i);
var maxScoreInput = document.getElementById('maxScore-' + i);
var weightInput = document.getElementById('weight-' + i);
var name = nameInput ? nameInput.value.trim() : 'Assignment ' + i;
var score = scoreInput ? scoreInput.value : '';
var maxScore = maxScoreInput ? maxScoreInput.value : '';
var weight = weightInput ? weightInput.value : '';
var nameValid = name !== '';
var scoreValid = validateInput('score-' + i, 0, undefined, true);
var maxScoreValid = validateInput('maxScore-' + i, 0.01, undefined, true);
var weightValid = validateInput('weight-' + i, 0, 100, true);
if (!nameValid) {
// Handle name error if necessary, though currently not explicitly validated beyond default
document.getElementById('assignmentName-' + i).style.borderColor = 'red';
allValid = false;
}
if (!scoreValid || !maxScoreValid || !weightValid) {
allValid = false;
}
// Only add to assignments if all fields are technically present, even if invalid
// The calculation logic will handle empty or invalid numbers
assignments.push({
id: i,
name: name || 'Assignment ' + i,
score: score,
maxScore: maxScore,
weight: weight
});
}
return { assignments: assignments, allValid: allValid };
}
// Function to calculate the weighted grade
function calculateGrade() {
var data = getAssignmentData();
var assignments = data.assignments;
var allInputsValid = data.allValid;
var totalPointsEarned = 0;
var totalPointsPossible = 0;
var totalWeightApplied = 0;
var gradeTableBody = document.getElementById('gradeTableBody');
gradeTableBody.innerHTML = ''; // Clear previous table rows
if (!allInputsValid) {
// If any input is invalid, reset results
document.getElementById('totalPointsEarned').textContent = '0';
document.getElementById('totalPointsPossible').textContent = '0';
document.getElementById('totalWeightApplied').textContent = '0%';
document.getElementById('currentWeightedGrade').textContent = '0.00%';
updateChart([]); // Clear chart
return;
}
for (var i = 0; i 0) {
scorePercentage = (score / maxScore) * 100;
}
if (!isNaN(weight)) {
totalWeightApplied += weight;
if (!isNaN(scorePercentage)) {
weightedScoreContribution = (scorePercentage / 100) * weight;
totalPointsEarned += weightedScoreContribution;
}
// Calculate contribution to total possible points for clarity
weightedMaxScoreContribution = (weight / 100) * weight; // Contribution of max score for this weight
totalPointsPossible += weightedMaxScoreContribution;
}
// Add row to table
var row = gradeTableBody.insertRow();
var cellName = row.insertCell(0);
var cellScore = row.insertCell(1);
var cellMaxScore = row.insertCell(2);
var cellWeight = row.insertCell(3);
var cellContribution = row.insertCell(4);
cellName.textContent = assignment.name;
cellScore.textContent = isNaN(score) ? '-' : score.toFixed(2);
cellMaxScore.textContent = isNaN(maxScore) ? '-' : maxScore.toFixed(2);
cellWeight.textContent = isNaN(weight) ? '-' : weight.toFixed(2) + '%';
if (!isNaN(weightedScoreContribution)) {
cellContribution.textContent = weightedScoreContribution.toFixed(2) + '%';
} else {
cellContribution.textContent = '-';
}
}
var finalGrade = 0;
if (totalWeightApplied > 0 && !isNaN(totalPointsEarned)) {
// Recalculate totalPointsEarned based on actual weights applied
var tempTotalEarned = 0;
var tempTotalPossible = 0;
for (var j = 0; j 0 && !isNaN(weight)) {
var scorePercentage = (score / maxScore) * 100;
tempTotalEarned += (scorePercentage / 100) * weight;
}
}
// The calculation should be sum of (score/maxscore * weight) / sum of weights
// Or simply the totalPointsEarned as calculated above if weights are percentages
// Let's stick to the formula: Sum of (Score × Weight) / Sum of Weights
// Where "Score" is the percentage score for that assignment.
// Correct calculation: Sum of (percentage score * weight) / Sum of Weights
var sumOfWeightedPercentages = 0;
var actualTotalWeight = 0;
for (var k = 0; k 0 && !isNaN(weight)) {
var scorePercent = (score / maxScore) * 100;
sumOfWeightedPercentages += (scorePercent / 100) * weight; // This is the correct numerator
actualTotalWeight += weight; // This is the correct denominator
}
}
if (actualTotalWeight > 0) {
finalGrade = (sumOfWeightedPercentages / actualTotalWeight) * 100;
} else {
finalGrade = 0; // Avoid division by zero
}
} else if (assignments.length > 0 && totalWeightApplied === 0) {
// If weights are all zero, calculate simple average if possible
var simpleSum = 0;
var simpleCount = 0;
for (var l = 0; l 0) {
simpleSum += (score / maxScore) * 100;
simpleCount++;
}
}
if (simpleCount > 0) {
finalGrade = simpleSum / simpleCount;
}
}
document.getElementById('totalPointsEarned').textContent = isNaN(finalGrade) ? '0.00%' : finalGrade.toFixed(2) + '%';
// totalPointsPossible is conceptually tricky when weights are involved.
// Let's clarify: Total Points Earned represents the final grade percentage.
// The 'Total Weight Applied' shows the portion of the course covered.
document.getElementById('totalWeightApplied').textContent = totalWeightApplied.toFixed(2) + '%';
document.getElementById('currentWeightedGrade').textContent = isNaN(finalGrade) ? '0.00%' : finalGrade.toFixed(2) + '%';
// Update chart data
updateChart(assignments);
}
// Function to reset the calculator to default state
function resetCalculator() {
var assignmentInputsDiv = document.getElementById('assignmentInputs');
assignmentInputsDiv.innerHTML = "; // Clear all existing assignments
assignmentCount = 0; // Reset counter
// Add a default assignment input
addAssignment();
// Reset results display
document.getElementById('totalPointsEarned').textContent = '0';
document.getElementById('totalPointsPossible').textContent = '0'; // This field is less relevant with percentage weights
document.getElementById('totalWeightApplied').textContent = '0%';
document.getElementById('currentWeightedGrade').textContent = '0.00%';
// Reset chart
if (chartInstance) {
chartInstance.destroy();
chartInstance = null;
}
var canvas = document.getElementById('gradeDistributionChart');
var ctx = canvas.getContext('2d');
ctx.clearRect(0, 0, canvas.width, canvas.height); // Clear canvas
// Reset table
document.getElementById('gradeTableBody').innerHTML = ";
}
// Function to copy results
function copyResults() {
var mainResult = document.getElementById('currentWeightedGrade').textContent;
var totalEarned = document.getElementById('totalPointsEarned').textContent;
var totalPossible = document.getElementById('totalPointsPossible').textContent; // Less relevant here
var totalWeight = document.getElementById('totalWeightApplied').textContent;
var assignments = getAssignmentData().assignments;
var assignmentDetails = [];
for (var i = 0; i 0) ? (score / maxScore) * 100 : NaN;
var contribution = (!isNaN(scorePercent) && !isNaN(weight)) ? (scorePercent / 100) * weight : NaN;
assignmentDetails.push(
` – ${assignment.name}: Score=${isNaN(score) ? '-' : score.toFixed(2)}/${isNaN(maxScore) ? '-' : maxScore.toFixed(2)}, Weight=${isNaN(weight) ? '-' : weight.toFixed(2) + '%'}, Contribution=${isNaN(contribution) ? '-' : contribution.toFixed(2) + '%'}`
);
}
var copyText = "Current Weighted Grade Calculation:\n\n" +
"Overall Grade: " + mainResult + "\n" +
"Total Points Earned (as %): " + totalEarned + "\n" +
"Total Weight Applied: " + totalWeight + "\n\n" +
"Assignment Details:\n" +
assignmentDetails.join("\n");
navigator.clipboard.writeText(copyText).then(function() {
// Optional: Show a success message to the user
var copyButton = document.querySelector('button.copy');
var originalText = copyButton.textContent;
copyButton.textContent = 'Copied!';
setTimeout(function() {
copyButton.textContent = originalText;
}, 2000);
}).catch(function(err) {
console.error('Failed to copy text: ', err);
// Optional: Show an error message
alert('Failed to copy results. Please copy manually.');
});
}
// Initialize the calculator with one default assignment and potentially load chart
document.addEventListener('DOMContentLoaded', function() {
addAssignment(); // Add the first assignment input
// Initial calculation to set up results display even with empty fields
calculateGrade();
// Toggle FAQ answers
var faqQuestions = document.querySelectorAll('.faq-question');
faqQuestions.forEach(function(question) {
question.addEventListener('click', function() {
var faqItem = this.parentElement;
faqItem.classList.toggle('open');
var answer = faqItem.querySelector('.faq-answer');
if (faqItem.classList.contains('open')) {
answer.style.display = 'block';
} else {
answer.style.display = 'none';
}
});
});
// Initial validation setup (optional, as oninput handles it)
// Make sure all error message elements exist
var allInputs = document.querySelectorAll('#calculator input');
allInputs.forEach(function(input) {
var inputId = input.id;
if (!document.getElementById(inputId + '-error-' + inputId.split('-').pop())) {
var errorSpan = document.createElement('span');
errorSpan.className = 'error-message';
errorSpan.id = inputId + '-error-' + inputId.split('-').pop(); // Basic ID generation
input.parentNode.appendChild(errorSpan);
}
});
// Add initial chart canvas element if not present (should be in HTML)
var canvas = document.getElementById('gradeDistributionChart');
if (!canvas) {
console.error("Canvas element for chart not found!");
}
// Initial calculation might be redundant if addAssignment() calls calculateGrade()
// but ensures values are set on load.
calculateGrade();
});