Measuring Elapsed Time | Elementary

Concept sheet | Mathematics

3rd and 4th grade

What is the Duration of an Event?

How to Measure the Duration of an Event Using a Clock?

See Also

5th and 6th grade

How to Subtract Seconds, Minutes, and Hours?

How to add seconds, minutes, and hours?

Subtracting Seconds, Minutes, and Hours

Subtracting Seconds, Minutes, and Hours

Moments in the video:

  • 00:00-Presentation of the problem
  • 01:05-Subtracting seconds
  • 01:46-Subtracting minutes
  • 02:17-Subtracting hours
  • 02:31-Conclusion
Adding Seconds, Minutes, and Hours

Adding Seconds, Minutes, and Hours

Moments in the video:

  • 00:00-Presentation of the problem
  • 00:44-Adding seconds
  • 01:06-Adding minutes
  • 01:26-Adding hours
  • 01:38-Conclusion

See Also