Time Calculator Work

Work Time & Pay Calculator

Calculation Summary

Total Hours Worked:
Total Decimal Hours:
Estimated Gross Pay:
function calculateWorkTime() { var startTime = document.getElementById('timeIn').value; var endTime = document.getElementById('timeOut').value; var breakMinutes = parseFloat(document.getElementById('breakMinutes').value) || 0; var hourlyRate = parseFloat(document.getElementById('hourlyRate').value) || 0; if (!startTime || !endTime) { alert("Please select both clock-in and clock-out times."); return; } var startArr = startTime.split(':'); var endArr = endTime.split(':'); var startMinutes = parseInt(startArr[0]) * 60 + parseInt(startArr[1]); var endMinutes = parseInt(endArr[0]) * 60 + parseInt(endArr[1]); // Handle overnight shifts if (endMinutes < startMinutes) { endMinutes += 24 * 60; } var totalWorkingMinutes = endMinutes – startMinutes – breakMinutes; if (totalWorkingMinutes < 0) { alert("Break time cannot be longer than the total duration of the shift."); return; } var hours = Math.floor(totalWorkingMinutes / 60); var mins = totalWorkingMinutes % 60; var decimalHours = totalWorkingMinutes / 60; var totalPay = decimalHours * hourlyRate; document.getElementById('displayHours').innerText = hours + "h " + mins + "m"; document.getElementById('displayDecimal').innerText = decimalHours.toFixed(2) + " hrs"; document.getElementById('displayPay').innerText = "$" + totalPay.toLocaleString(undefined, {minimumFractionDigits: 2, maximumFractionDigits: 2}); document.getElementById('workResult').style.display = 'block'; }

How to Calculate Your Work Hours and Pay

Calculating work hours accurately is essential for ensuring you are paid correctly for your time. This work time calculator simplifies the process by converting clock-in and clock-out times into decimal hours, accounting for unpaid breaks.

Step-by-Step Calculation Guide

To manually calculate your work hours, follow these steps:

  • Determine Shift Duration: Subtract your start time from your end time. If you work from 8:30 AM to 5:00 PM, the total duration is 8 hours and 30 minutes.
  • Subtract Breaks: Remove any unpaid break time (e.g., a 30-minute lunch). In our example, 8.5 hours – 0.5 hours = 8 hours.
  • Convert to Decimal: Minutes must be converted to decimals to multiply by your pay rate. Divide minutes by 60 (e.g., 15 mins = 0.25 hours).
  • Calculate Gross Pay: Multiply your total decimal hours by your hourly wage.

Example Calculation

Scenario:
Clock In: 08:15 AM
Clock Out: 04:45 PM
Break: 45 Minutes
Hourly Rate: $20.00/hr

Math:
Total Duration: 8 hours 30 minutes (510 minutes)
Minus Break: 510 – 45 = 465 minutes
Decimal Hours: 465 / 60 = 7.75 hours
Total Pay: 7.75 × $20.00 = $155.00

Why Use a Work Time Calculator?

Using an automated tool helps eliminate manual errors, especially when dealing with partial hours or overnight shifts. It ensures that freelancers, hourly employees, and contractors can provide accurate billing to clients or employers. This calculator also handles "military time" or standard 24-hour inputs seamlessly to prevent confusion between AM and PM hours.

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