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How to Calculate Time Duration

What is Time Duration?

A time duration calculator computes elapsed time between two times of day, handling midnight crossings and optional timezone differences. Useful for tracking work hours, travel duration, medical monitoring intervals, and calculating overtime pay.

Step-by-Step Guide

  1. 1Enter start and end times
  2. 2Calculate elapsed time
  3. 3Convert to hours/minutes

Worked Examples

Input
2:30 PM to 5:45 PM
Result
3 hours 15 minutes
Handles same-day only

Common Mistakes to Avoid

  • Not double-checking results
  • Ignoring edge cases

Frequently Asked Questions

What does this calculator do?

Input values

How do I use this calculator?

System calculates

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