📖 How It Works

This Date Time Calculator helps you add or subtract time periods from a specific date and time:

• Enter a start date and time using the datetime picker.
• Add days, hours, and minutes in each row to adjust the start time.
• Use the "Add Row" button to include additional time periods.
• Select "Add" or "Subtract" to choose the operation.
• Click "Calculate" to see the resulting date and time.
• Use the "Clear" button to reset all inputs and start over.