Timesheet Calculator
body {
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
background-color: #f8f9fa;
color: #333;
line-height: 1.6;
margin: 0;
padding: 20px;
}
.loan-calc-container {
max-width: 800px;
margin: 40px auto;
background-color: #ffffff;
padding: 30px;
border-radius: 8px;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
h1, h2 {
color: #004a99;
text-align: center;
margin-bottom: 20px;
}
.input-group {
margin-bottom: 20px;
display: flex;
flex-direction: column;
align-items: flex-start;
}
.input-group label {
display: block;
margin-bottom: 8px;
font-weight: bold;
color: #004a99;
}
.input-group input[type="number"],
.input-group input[type="time"] {
width: 100%;
padding: 10px;
border: 1px solid #ced4da;
border-radius: 4px;
box-sizing: border-box; /* Include padding and border in the element's total width and height */
font-size: 1rem;
}
button {
background-color: #004a99;
color: white;
padding: 12px 25px;
border: none;
border-radius: 5px;
cursor: pointer;
font-size: 1.1rem;
transition: background-color 0.3s ease;
width: 100%;
margin-top: 10px;
}
button:hover {
background-color: #003366;
}
#result {
margin-top: 30px;
padding: 20px;
background-color: #e7f3ff;
border: 1px solid #004a99;
border-radius: 8px;
text-align: center;
}
#result h2 {
color: #004a99;
margin-bottom: 15px;
}
#result p {
font-size: 1.8rem;
font-weight: bold;
color: #28a745;
}
.article-content {
margin-top: 50px;
padding: 20px;
background-color: #ffffff;
border-radius: 8px;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.article-content h2 {
color: #004a99;
text-align: left;
}
.article-content p {
margin-bottom: 15px;
}
@media (max-width: 600px) {
.loan-calc-container {
padding: 20px;
}
button {
font-size: 1rem;
padding: 10px 20px;
}
#result p {
font-size: 1.5rem;
}
}
Employee Timesheet Calculator
Understanding Your Timesheet Calculations
Accurate timesheet tracking is crucial for both employees and employers. It ensures fair compensation, helps manage projects efficiently, and provides data for payroll processing. This calculator simplifies the process of determining total work hours, accounting for breaks.
How the Calculation Works
The core of timesheet calculation involves determining the duration between a start time and an end time, and then subtracting any unpaid break time. Here's a breakdown of the logic used in this calculator:
-
Time Conversion: The start and end times are converted into a consistent unit, usually minutes from midnight. For example, 09:00 becomes 9 * 60 = 540 minutes, and 17:30 becomes 17 * 60 + 30 = 1050 minutes.
-
Gross Duration: The difference between the end time in minutes and the start time in minutes gives the total duration of the shift in minutes.
Gross Duration (minutes) = End Time (minutes) – Start Time (minutes)
-
Break Subtraction: The specified break duration (in minutes) is subtracted from the gross duration to find the net billable or payable hours.
Net Duration (minutes) = Gross Duration (minutes) – Break Duration (minutes)
-
Hour Conversion: Finally, the net duration in minutes is converted into hours and minutes for a clear display. This is done by dividing the total net minutes by 60 to get the hours, and the remainder represents the minutes.
Total Hours = floor(Net Duration (minutes) / 60)
Remaining Minutes = Net Duration (minutes) % 60
Example Calculation
Let's say an employee works from 08:30 to 17:00 and takes a 45-minute break.
-
Start Time: 08:30 = (8 * 60) + 30 = 510 minutes
-
End Time: 17:00 = (17 * 60) + 0 = 1020 minutes
-
Gross Duration: 1020 – 510 = 510 minutes
-
Break Duration: 45 minutes
-
Net Duration: 510 – 45 = 465 minutes
-
Total Hours: floor(465 / 60) = 7 hours
-
Remaining Minutes: 465 % 60 = 45 minutes
-
Result: 7 hours and 45 minutes
Use Cases
This calculator is ideal for:
- Freelancers and contractors
- Hourly employees
- Small business owners
- Project managers tracking team hours
- Anyone needing to quickly calculate work duration
function calculateWorkHours() {
var startTimeInput = document.getElementById('startTime').value;
var endTimeInput = document.getElementById('endTime').value;
var breakDurationInput = document.getElementById('breakDuration').value;
var resultDiv = document.getElementById('result');
var totalHoursOutput = document.getElementById('totalHoursOutput');
if (!startTimeInput || !endTimeInput || !breakDurationInput) {
alert("Please fill in all fields.");
return;
}
var breakDuration = parseFloat(breakDurationInput);
if (isNaN(breakDuration)) {
alert("Please enter a valid number for break duration.");
return;
}
// Parse start time
var startParts = startTimeInput.split(':');
var startHour = parseInt(startParts[0], 10);
var startMinute = parseInt(startParts[1], 10);
var startTimeInMinutes = (startHour * 60) + startMinute;
// Parse end time
var endParts = endTimeInput.split(':');
var endHour = parseInt(endParts[0], 10);
var endMinute = parseInt(endParts[1], 10);
var endTimeInMinutes = (endHour * 60) + endMinute;
// Handle cases where end time is on the next day (e.g., overnight shifts)
if (endTimeInMinutes grossDurationInMinutes) {
alert("Break duration cannot be longer than the total time worked.");
resultDiv.style.display = 'none';
return;
}
var netDurationInMinutes = grossDurationInMinutes – breakDuration;
if (netDurationInMinutes < 0) {
netDurationInMinutes = 0; // Prevent negative hours
}
var totalHours = Math.floor(netDurationInMinutes / 60);
var remainingMinutes = netDurationInMinutes % 60;
totalHoursOutput.textContent = totalHours + " hours and " + remainingMinutes + " minutes";
resultDiv.style.display = 'block';
}