Calculating Weighted Overtime

Weighted Overtime Calculator: Calculate Your Overtime Pay Accurately :root { –primary-color: #004a99; –success-color: #28a745; –background-color: #f8f9fa; –text-color: #333; –border-color: #ddd; –card-background: #ffffff; –error-color: #dc3545; } body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(–background-color); color: var(–text-color); line-height: 1.6; margin: 0; padding: 0; } .container { max-width: 960px; margin: 20px auto; padding: 20px; background-color: var(–card-background); border-radius: 8px; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); display: flex; flex-direction: column; align-items: center; } header { width: 100%; text-align: center; margin-bottom: 30px; border-bottom: 1px solid var(–border-color); padding-bottom: 20px; } h1 { color: var(–primary-color); margin-bottom: 10px; font-size: 2.2em; } header p { font-size: 1.1em; color: #555; } .loan-calc-container { width: 100%; max-width: 700px; margin-bottom: 40px; padding: 30px; background-color: var(–card-background); 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Weighted Overtime Calculator

Calculate your earnings accurately when paid at different overtime rates.

Weighted Overtime Calculation

Enter the details of your work hours and different overtime rates to calculate your total weighted overtime pay.

Standard weekly hours before overtime.
Your base pay per hour.
Multiplier for the first tier of overtime (e.g., 1.5 for time-and-a-half).
Number of hours worked at this overtime rate.
Multiplier for a second tier of overtime (e.g., 2.0 for double time). Leave blank if not applicable.
Number of hours worked at this second overtime rate.
Multiplier for a third tier of overtime (e.g., 3.0 for triple time). Leave blank if not applicable.
Number of hours worked at this third overtime rate.

Your Overtime Summary

$0.00
Regular Pay: $0.00
Overtime Pay (Rate 1): $0.00
Overtime Pay (Rate 2): $0.00
Overtime Pay (Rate 3): $0.00
Total Hours Worked: 0
Weighted Average OT Rate: 0.00x
Formula Used: Total Overtime Pay = (Hours at OT Rate 1 * Regular Rate * OT Rate 1) + (Hours at OT Rate 2 * Regular Rate * OT Rate 2) + (Hours at OT Rate 3 * Regular Rate * OT Rate 3). Regular Pay = Regular Hours * Regular Rate. Total Pay = Regular Pay + Total Overtime Pay.

Overtime Pay Distribution

Comparison of pay earned from regular hours vs. different overtime rates.

Overtime Pay Breakdown Table

Component Hours Rate Factor Pay
Regular Time 0.00 1.00x $0.00
Overtime (Rate 1) 0.00 0.00x $0.00
Overtime (Rate 2) 0.00 0.00x $0.00
Overtime (Rate 3) 0.00 0.00x $0.00
Total 0.00 $0.00
Detailed breakdown of your earnings based on entered hours and rates.

What is Weighted Overtime Pay?

Weighted overtime pay is a method used to calculate overtime compensation when an employee works hours that qualify for different overtime rates within the same pay period. Instead of simply adding up all overtime hours and applying a single average rate, weighted overtime considers the specific multiplier (e.g., 1.5x, 2.0x, 3.0x) associated with each block of overtime hours worked. This ensures that employees are compensated accurately according to the contractual or legally mandated rates for each tier of overtime. Understanding weighted overtime pay is crucial for both employers, to ensure compliance and fair payroll practices, and for employees, to verify they are receiving the correct compensation for their extra work. This method prevents the dilution of higher overtime rates by lower ones.

Who Should Use It?

This calculator is designed for anyone who works overtime hours that might be subject to varying pay rates. This includes:

  • Hourly employees in industries where different overtime thresholds exist (e.g., holiday pay, weekend pay, premium pay for specific tasks).
  • Employees in unionized environments where collective bargaining agreements may stipulate multiple overtime rates.
  • Freelancers or contract workers whose agreements specify different rates for additional hours beyond a standard commitment.
  • HR and payroll professionals who need to accurately calculate wages for employees with complex overtime structures.

Common Misconceptions

A common misconception is that all overtime hours are simply multiplied by a single "time-and-a-half" or "double time" rate. However, weighted overtime acknowledges that different conditions might trigger different multipliers. Another error is assuming that averaging the overtime rates before calculation is sufficient; weighted overtime requires calculating the pay for each tier separately. Furthermore, some may overlook the distinction between overtime hours and premium pay hours, which can affect the final calculation.

Weighted Overtime Pay Formula and Mathematical Explanation

The core concept of weighted overtime pay is to calculate the earnings for each distinct overtime rate individually and then sum them up, alongside regular pay, to get the total compensation.

Step-by-Step Derivation

  1. Calculate Regular Pay: This is the baseline pay for standard hours worked.
    Regular Pay = Regular Hours Worked × Regular Hourly Rate
  2. Calculate Pay for Each Overtime Tier: For each overtime rate, calculate the pay earned specifically at that rate.
    Overtime Pay Tier 1 = Overtime Hours Rate 1 × Regular Hourly Rate × Overtime Rate Multiplier 1
    Overtime Pay Tier 2 = Overtime Hours Rate 2 × Regular Hourly Rate × Overtime Rate Multiplier 2
    Overtime Pay Tier 3 = Overtime Hours Rate 3 × Regular Hourly Rate × Overtime Rate Multiplier 3
    (Continue this for any additional overtime tiers.)
  3. Calculate Total Overtime Pay: Sum the pay from all overtime tiers.
    Total Overtime Pay = Overtime Pay Tier 1 + Overtime Pay Tier 2 + Overtime Pay Tier 3 + ...
  4. Calculate Total Gross Pay: Add the regular pay to the total overtime pay.
    Total Gross Pay = Regular Pay + Total Overtime Pay

Variable Explanations

Here's a breakdown of the variables used in the weighted overtime calculation:

Variable Meaning Unit Typical Range
Regular Hours Worked The number of hours an employee works at their standard rate before any overtime applies. Hours 0 – 40 (or standard workweek)
Regular Hourly Rate The base rate of pay per hour for standard working hours. Currency/Hour (e.g., $/hour) $15.00 – $50.00+
Overtime Rate Multiplier The factor by which the regular hourly rate is multiplied to determine the overtime rate (e.g., 1.5 for time-and-a-half, 2.0 for double time). Multiplier (e.g., x) 1.5, 2.0, 3.0, etc.
Overtime Hours Rate X The number of hours worked that qualify for a specific overtime rate multiplier (X). Hours 0+
Regular Pay Total earnings from standard working hours. Currency (e.g., $) Calculated
Overtime Pay Tier X Earnings from hours worked at a specific overtime rate multiplier (X). Currency (e.g., $) Calculated
Total Overtime Pay Sum of earnings from all overtime tiers. Currency (e.g., $) Calculated
Total Gross Pay Total compensation for the pay period, including regular and all overtime pay. Currency (e.g., $) Calculated

Practical Examples (Real-World Use Cases)

Let's illustrate weighted overtime pay with a couple of scenarios:

Example 1: Standard Week with Time-and-a-Half

Scenario: Sarah works as a project coordinator. Her standard workweek is 40 hours, and her regular hourly rate is $25.00. This week, she worked 45 hours. The first 5 hours beyond 40 are paid at 1.5 times her regular rate.

Inputs:

  • Regular Hours Worked: 40 hours
  • Regular Hourly Rate: $25.00
  • Overtime Rate 1: 1.5x
  • Overtime Hours Rate 1: 5 hours
  • Overtime Rate 2: N/A (or 0)
  • Overtime Hours Rate 2: 0 hours
  • Overtime Rate 3: N/A (or 0)
  • Overtime Hours Rate 3: 0 hours

Calculation:

  • Regular Pay = 40 hours × $25.00/hour = $1000.00
  • Overtime Pay (Rate 1) = 5 hours × $25.00/hour × 1.5 = $187.50
  • Total Overtime Pay = $187.50
  • Total Gross Pay = $1000.00 + $187.50 = $1187.50

Interpretation: Sarah earns $1187.50 for the week. The extra 5 hours of overtime increased her pay by $187.50.

Example 2: Week with Time-and-a-Half and Double Time

Scenario: John works in a manufacturing plant. His regular rate is $30.00/hour for a 40-hour week. This week was particularly busy: he worked 48 hours total. The first 8 hours over 40 are paid at 1.5x his regular rate, and any hours beyond that are paid at 2.0x his regular rate. He worked 4 hours at 1.5x and 4 hours at 2.0x.

Inputs:

  • Regular Hours Worked: 40 hours
  • Regular Hourly Rate: $30.00
  • Overtime Rate 1: 1.5x
  • Overtime Hours Rate 1: 4 hours
  • Overtime Rate 2: 2.0x
  • Overtime Hours Rate 2: 4 hours
  • Overtime Rate 3: N/A (or 0)
  • Overtime Hours Rate 3: 0 hours

Calculation:

  • Regular Pay = 40 hours × $30.00/hour = $1200.00
  • Overtime Pay (Rate 1) = 4 hours × $30.00/hour × 1.5 = $180.00
  • Overtime Pay (Rate 2) = 4 hours × $30.00/hour × 2.0 = $240.00
  • Total Overtime Pay = $180.00 + $240.00 = $420.00
  • Total Gross Pay = $1200.00 + $420.00 = $1620.00

Interpretation: John's total gross pay for the week is $1620.00. The 4 hours at time-and-a-half and 4 hours at double time contributed significantly to his earnings.

How to Use This Weighted Overtime Calculator

Our Weighted Overtime Calculator simplifies the process of determining your total pay when you have multiple overtime rates. Follow these simple steps:

  1. Enter Regular Hours and Rate: Input the number of hours you typically work in a standard week (usually 40) and your base hourly wage.
  2. Define Overtime Tiers: For each type of overtime pay you received, enter:
    • Overtime Rate Multiplier: The factor applied to your regular rate (e.g., 1.5 for time-and-a-half, 2.0 for double time).
    • Hours at this Rate: The specific number of hours you worked that fall under this overtime rate.
    If you only have one overtime rate, fill in the first tier and leave the others blank or set hours to 0.
  3. Calculate: Click the "Calculate Overtime" button.

How to Read Results

  • Total Weighted Overtime Pay: This is the highlighted, primary result showing the total amount earned from all overtime hours worked.
  • Regular Pay: Your earnings from standard working hours.
  • Overtime Pay (Rate 1, 2, 3): The amount earned for each specific overtime tier.
  • Total Hours Worked: The sum of your regular and all overtime hours.
  • Weighted Average OT Rate: This shows the effective multiplier across all overtime hours worked. It's calculated as Total Overtime Pay / (Total Overtime Hours * Regular Rate).

Decision-Making Guidance

Use the results to:

  • Verify Paychecks: Ensure your employer has correctly calculated your overtime.
  • Budgeting: Understand potential earnings from extra shifts.
  • Negotiation: Inform discussions about overtime compensation policies.

Key Factors That Affect Weighted Overtime Results

Several elements can influence the final calculated weighted overtime pay:

  1. Regular Hourly Rate: A higher base rate directly increases the dollar amount earned for each hour of overtime, regardless of the multiplier.
  2. Overtime Rate Multipliers: The specific factors (1.5x, 2.0x, etc.) are the most significant drivers of increased pay. Higher multipliers lead to substantially greater overtime earnings.
  3. Number of Overtime Hours: Simply working more hours at any overtime rate compounds the total overtime pay earned. This is particularly true for higher-tiered overtime rates.
  4. Workweek Definition & Laws: Overtime eligibility and rates are often dictated by labor laws (like the Fair Labor Standards Act in the US) and employment contracts. Understanding what hours legally qualify as overtime is fundamental. For example, exceeding 40 hours in a workweek is a common trigger, but specific state or industry rules may differ.
  5. Holiday and Premium Pay Policies: Many employers offer higher rates for working on holidays or during specific inconvenient times (e.g., night shifts). These often stack or interact with standard overtime calculations, necessitating a weighted approach.
  6. Contractual Agreements (Union/Employment Contracts): Collective bargaining agreements or individual employment contracts often detail precise overtime calculations, including specific rates for different types of overtime work or hours. Adherence to these terms is critical.
  7. Shift Differentials: While not strictly overtime, shift differentials (pay adjustments for working certain shifts) can sometimes be incorporated into the base rate used for overtime calculations, impacting the final figure.
  8. Employer Payroll Systems: Inaccurate setup of an employer's payroll system can lead to incorrect overtime calculations, even if the underlying policy is clear.

Frequently Asked Questions (FAQ)

  • Q: What is the difference between weighted overtime and simple overtime calculation?

    A: Simple overtime usually applies a single rate (like 1.5x) to all hours worked beyond a threshold. Weighted overtime accurately calculates pay for each *different* overtime rate (e.g., 1.5x for first 8 OT hours, 2.0x for hours after that) before summing them, ensuring higher rates aren't diluted.

  • Q: Does "time-and-a-half" always mean 1.5 times the regular rate?

    A: Yes, "time-and-a-half" is the common term for a 1.5x multiplier on the regular hourly rate. "Double time" is 2.0x, and "triple time" is 3.0x.

  • Q: Can I have more than three different overtime rates?

    A: While possible in very specific union contracts or unique employment situations, three tiers cover most common scenarios. The calculator can be manually adapted for more tiers if needed.

  • Q: Does overtime pay apply to salaried employees?

    A: Generally, non-exempt salaried employees are entitled to overtime pay, calculated similarly to hourly workers but often based on a determined hourly equivalent. Exempt employees (typically executives, administrators, professionals) are usually not eligible for overtime pay.

  • Q: How do holidays affect overtime calculations?

    A: Some contracts or laws might stipulate that holiday pay is calculated differently. Sometimes, hours worked on a holiday count towards the total hours for overtime calculation, and you might also receive holiday pay on top of or instead of overtime for those hours. This requires careful checking of your specific employment agreement or local regulations.

  • Q: What if my employer pays overtime incorrectly?

    A: If you suspect incorrect overtime pay, gather your timesheets and pay stubs. Compare them to your employment contract and relevant labor laws. You can then discuss the discrepancy with your employer or contact your local labor board for guidance.

  • Q: Is weighted overtime pay legally required everywhere?

    A: The requirement for overtime pay and specific rates is governed by labor laws (like the FLSA in the US). While FLSA mandates overtime pay (typically 1.5x) for non-exempt employees working over 40 hours/week, specific tiered rates or higher multipliers for different conditions (like holidays) are often subject to company policy, union agreements, or state-specific laws.

  • Q: How is the "Weighted Average OT Rate" calculated?

    A: It's calculated by dividing the total amount earned from all overtime hours by the total pay earned if those same overtime hours were paid at the regular rate. Formula: (Total Overtime Pay) / (Total Overtime Hours * Regular Hourly Rate). It provides a single multiplier representing the effective rate across all OT worked.

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var chartInstance = null; // Global variable to hold the chart instance function formatCurrency(amount) { return "$" + amount.toFixed(2); } function formatRate(rate) { return rate.toFixed(2) + "x"; } function clearErrorMessages() { document.getElementById('regularHoursError').textContent = "; document.getElementById('regularRateError').textContent = "; document.getElementById('otRate1Error').textContent = "; document.getElementById('otHours1Error').textContent = "; document.getElementById('otRate2Error').textContent = "; document.getElementById('otHours2Error').textContent = "; document.getElementById('otRate3Error').textContent = "; document.getElementById('otHours3Error').textContent = "; } function validateInputs() { var isValid = true; var inputs = [ { id: 'regularHours', min: 0, max: Infinity, name: 'Regular Hours Worked' }, { id: 'regularRate', min: 0, max: Infinity, name: 'Regular Hourly Rate' }, { id: 'otRate1', min: 1.0, max: Infinity, name: 'Overtime Rate 1' }, { id: 'otHours1', min: 0, max: Infinity, name: 'Overtime Hours Rate 1' }, { id: 'otRate2', min: 1.0, max: Infinity, name: 'Overtime Rate 2' }, { id: 'otHours2', min: 0, max: Infinity, name: 'Overtime Hours Rate 2' }, { id: 'otRate3', min: 1.0, max: Infinity, name: 'Overtime Rate 3' }, { id: 'otHours3', min: 0, max: Infinity, name: 'Overtime Hours Rate 3' } ]; inputs.forEach(function(input) { var element = document.getElementById(input.id); var value = parseFloat(element.value); var errorElement = document.getElementById(input.id + 'Error'); if (isNaN(value)) { errorElement.textContent = input.name + ' cannot be empty.'; isValid = false; } else if (value input.max) { errorElement.textContent = input.name + ' is too high.'; isValid = false; } else { errorElement.textContent = "; } }); // Additional check for rate multipliers var otRate1 = parseFloat(document.getElementById('otRate1').value); var otRate2 = parseFloat(document.getElementById('otRate2').value); var otRate3 = parseFloat(document.getElementById('otRate3').value); if (!isNaN(otRate1) && otRate1 0) { // Allow 0 for rates not used document.getElementById('otRate1Error').textContent = 'Overtime Rate 1 must be 1.0 or higher if used.'; isValid = false; } if (!isNaN(otRate2) && otRate2 0) { document.getElementById('otRate2Error').textContent = 'Overtime Rate 2 must be 1.0 or higher if used.'; isValid = false; } if (!isNaN(otRate3) && otRate3 0) { document.getElementById('otRate3Error').textContent = 'Overtime Rate 3 must be 1.0 or higher if used.'; isValid = false; } return isValid; } function calculateWeightedOvertime() { clearErrorMessages(); if (!validateInputs()) { return; } var regularHours = parseFloat(document.getElementById('regularHours').value); var regularRate = parseFloat(document.getElementById('regularRate').value); var otRate1 = parseFloat(document.getElementById('otRate1').value); var otHours1 = parseFloat(document.getElementById('otHours1').value); var otRate2 = parseFloat(document.getElementById('otRate2').value); var otHours2 = parseFloat(document.getElementById('otHours2').value); var otRate3 = parseFloat(document.getElementById('otRate3').value); var otHours3 = parseFloat(document.getElementById('otHours3').value); var regularPay = regularHours * regularRate; var overtimePay1 = otHours1 * regularRate * otRate1; var overtimePay2 = otHours2 * regularRate * otRate2; var overtimePay3 = otHours3 * regularRate * otRate3; var totalOvertimePay = overtimePay1 + overtimePay2 + overtimePay3; var totalGrossPay = regularPay + totalOvertimePay; var totalHours = regularHours + otHours1 + otHours2 + otHours3; var weightedAvgOtRate = 0; var totalOtHours = otHours1 + otHours2 + otHours3; if (totalOtHours > 0 && regularRate > 0) { weightedAvgOtRate = totalOvertimePay / (totalOtHours * regularRate); } document.getElementById('regularPay').textContent = formatCurrency(regularPay); document.getElementById('overtimePay1').textContent = formatCurrency(overtimePay1); document.getElementById('overtimePay2').textContent = formatCurrency(overtimePay2); document.getElementById('overtimePay3').textContent = formatCurrency(overtimePay3); document.getElementById('totalWeightedOvertimePay').textContent = formatCurrency(totalOvertimePay); document.getElementById('totalHours').textContent = totalHours.toFixed(2); document.getElementById('weightedAvgOtRate').textContent = formatRate(weightedAvgOtRate); updateChart(regularPay, overtimePay1, overtimePay2, overtimePay3); updateTable(regularHours, regularRate, otHours1, otRate1, otHours2, otRate2, otHours3, otRate3, regularPay, overtimePay1, overtimePay2, overtimePay3, totalHours, totalGrossPay); } function resetCalculator() { document.getElementById('regularHours').value = '40'; document.getElementById('regularRate').value = '20.00'; document.getElementById('otRate1').value = '1.5'; document.getElementById('otHours1').value = '5'; document.getElementById('otRate2').value = '2.0'; document.getElementById('otHours2').value = '0'; document.getElementById('otRate3').value = '3.0'; document.getElementById('otHours3').value = '0'; clearErrorMessages(); calculateWeightedOvertime(); // Recalculate with defaults } function copyResults() { var regularPay = document.getElementById('regularPay').textContent; var overtimePay1 = document.getElementById('overtimePay1').textContent; var overtimePay2 = document.getElementById('overtimePay2').textContent; var overtimePay3 = document.getElementById('overtimePay3').textContent; var totalWeightedOvertimePay = document.getElementById('totalWeightedOvertimePay').textContent; var totalHours = document.getElementById('totalHours').textContent; var weightedAvgOtRate = document.getElementById('weightedAvgOtRate').textContent; var regularHours = document.getElementById('regularHours').value; var regularRate = document.getElementById('regularRate').value; var otRate1 = document.getElementById('otRate1').value; var otHours1 = document.getElementById('otHours1').value; var otRate2 = document.getElementById('otRate2').value; var otHours2 = document.getElementById('otHours2').value; var otRate3 = document.getElementById('otRate3').value; var otHours3 = document.getElementById('otHours3').value; var resultsText = "— Weighted Overtime Calculation Results —\n\n"; resultsText += "Key Assumptions:\n"; resultsText += "- Regular Hours: " + regularHours + "\n"; resultsText += "- Regular Rate: $" + parseFloat(regularRate).toFixed(2) + "\n"; resultsText += "- OT Rate 1: " + otRate1 + "x, Hours: " + otHours1 + "\n"; resultsText += "- OT Rate 2: " + otRate2 + "x, Hours: " + otHours2 + "\n"; resultsText += "- OT Rate 3: " + otRate3 + "x, Hours: " + otHours3 + "\n\n"; resultsText += "Summary:\n"; resultsText += "Total Weighted Overtime Pay: " + totalWeightedOvertimePay + "\n"; resultsText += "Regular Pay: " + regularPay + "\n"; resultsText += "Overtime Pay (Rate 1): " + overtimePay1 + "\n"; resultsText += "Overtime Pay (Rate 2): " + overtimePay2 + "\n"; resultsText += "Overtime Pay (Rate 3): " + overtimePay3 + "\n"; resultsText += "Total Hours Worked: " + totalHours + "\n"; resultsText += "Weighted Average OT Rate: " + weightedAvgOtRate + "\n"; navigator.clipboard.writeText(resultsText).then(function() { // Optionally provide user feedback, e.g., change button text briefly var originalText = document.querySelector('.btn-success').textContent; document.querySelector('.btn-success').textContent = 'Copied!'; setTimeout(function() { document.querySelector('.btn-success').textContent = originalText; }, 2000); }).catch(function(err) { console.error('Failed to copy results: ', err); alert('Could not copy results. Please copy manually.'); }); } function updateChart(regularPay, overtimePay1, overtimePay2, overtimePay3) { var ctx = document.getElementById('overtimeChart').getContext('2d'); // Destroy previous chart instance if it exists if (chartInstance) { chartInstance.destroy(); } var labels = ['Regular Pay', 'Overtime (Rate 1)', 'Overtime (Rate 2)', 'Overtime (Rate 3)']; var data = [regularPay, overtimePay1, overtimePay2, overtimePay3]; var colors = ['#004a99', '#5bc0de', '#f0ad4e', '#d9534f']; // Primary, Info, Warning, Danger // Filter out zero values to keep the chart clean var filteredLabels = []; var filteredData = []; var filteredColors = []; for (var i = 0; i 0) { filteredLabels.push(labels[i]); filteredData.push(data[i]); filteredColors.push(colors[i]); } } chartInstance = new Chart(ctx, { type: 'doughnut', // or 'pie' data: { labels: filteredLabels, datasets: [{ data: filteredData, backgroundColor: filteredColors, borderColor: '#ffffff', borderWidth: 2 }] }, options: { responsive: true, maintainAspectRatio: false, plugins: { legend: { position: 'top', }, title: { display: true, text: 'Pay Distribution', font: { size: 16 } }, tooltip: { callbacks: { label: function(context) { var label = context.label || "; if (label) { label += ': '; } if (context.parsed !== null) { label += formatCurrency(context.parsed); } return label; } } } } } }); } function updateTable(regHours, regRate, otHours1, otRate1, otHours2, otRate2, otHours3, otRate3, regPay, otPay1, otPay2, otPay3, totalHours, totalPay) { document.getElementById('tableRegHours').textContent = regHours.toFixed(2); document.getElementById('tableRegPay').textContent = formatCurrency(regPay); document.getElementById('tableOtHours1').textContent = otHours1.toFixed(2); document.getElementById('tableOtRate1').textContent = isNaN(otRate1) || otRate1 === 0 ? '-' : formatRate(otRate1); document.getElementById('tableOtPay1').textContent = formatCurrency(otPay1); document.getElementById('tableOtHours2').textContent = otHours2.toFixed(2); document.getElementById('tableOtRate2').textContent = isNaN(otRate2) || otRate2 === 0 ? '-' : formatRate(otRate2); document.getElementById('tableOtPay2').textContent = formatCurrency(otPay2); document.getElementById('tableOtHours3').textContent = otHours3.toFixed(2); document.getElementById('tableOtRate3').textContent = isNaN(otRate3) || otRate3 === 0 ? '-' : formatRate(otRate3); document.getElementById('tableOtPay3').textContent = formatCurrency(otPay3); document.getElementById('tableTotalHours').textContent = totalHours.toFixed(2); document.getElementById('tableTotalPay').textContent = formatCurrency(totalPay); } // Initial calculation on page load window.onload = function() { // Dynamically load Chart.js if it's not available if (typeof Chart === 'undefined') { var script = document.createElement('script'); script.src = 'https://cdn.jsdelivr.net/npm/chart.js@3.7.0/dist/chart.min.js'; script.onload = function() { calculateWeightedOvertime(); }; document.head.appendChild(script); } else { calculateWeightedOvertime(); } };

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