Adding & Subtracting Time Using Time line or Model.
- Kamaludin Iryanto
- Apr 8, 2017
- 1 min read
We learn to calculate duration ( elapsed time ) by using a timeline.
This lesson explores duration ( elapsed time ) through the use of timelines. We will use timelines to mark start times and end times of given activities, and will interpret the timelines to understand how to calculate duration.


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