Skill: Find elapsed time within an hour
Explanation and Free Practice Resources
Elapsed time within an hour is the duration between a starting time and an ending time when the interval is less than 60 minutes, including intervals that cross an hour boundary. The relationship hour minutes is interpreted through clock faces, digital times, or minute number lines by counting forward or decomposing minutes, rather than subtracting clock labels as ordinary numbers; multi-hour intervals and more complex time conversions are outside this scope.
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Detailed Explanation: Find elapsed time within an hour
Elapsed time is how long something lasts from a start time to an end time. When the time is less than 1 hour, count the minutes forward. Remember:
Example: A movie starts at 4:48 and ends at 5:12. How long is the movie?
-
Count from 4:48 to 5:00:
There are minutes. -
Count from 5:00 to 5:12:
There are minutes. -
Add the two parts:
The elapsed time is 24 minutes.
Learn by doing: Find elapsed time within an hour
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Practice:
Time - Elapsed - Two Times To Hours & Minutes - One Minutes
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Download/Modify Free Grade 3 'Find elapsed time within an hour' Worksheet
Print this free 'Find elapsed time within an hour' worksheet to practice this skill away from the computer. Click 'Modify' to easily customize this worksheet to your exact needs.
This Worksheet Includes:
- Time - Elapsed - Two Times To Hours & Minutes - One Minutes
- Time - Elapsed - Two Times To Minutes - One Minutes
- Time - Elapsed - Two Times To Hours & Minutes - Five Minutes
- Time - Elapsed - Two Times To Minutes - Five Minutes
- Time - Elapsed - Two Times To Minutes - Quarter Hours
- Time - Elapsed - Two Times To Hours & Minutes - Quarter Hours
- Time - Elapsed - Two Times To Minutes - Half Hours
- Time - Elapsed - Two Times To Minutes - Full Hours
Units Teaching This Skill
These adaptive units introduce, teach, or reinforce this skill (Find elapsed time within an hour) through scaffolded problems that grow in difficulty as concepts are understood.