CK-12 Foundation
Ck 12: Elem Math: Determine Beginning, Ending, and Elapsed Time Using a Timeline
[Free Registration/Login may be required to access all resource tools.] Cursor down if needed to locate the video "Determining Beginning, Ending, and Elapsed Time Using a Timeline." Determine start times, end times, and the amount of...
Shodor Education Foundation
Shodor Interactivate: Elapsed Time Two
Young scholars practice finding the ending time given the starting time and an elapsed time.