Give students meaningful practice solving problems involving start time, end time, and duration. **Topics Included:** • Thank You • Activity duration elapsed time hours 2 • Activity duration elapsed time hours 27 • Activity duration elapsed time hours 47 • Daily event timing elapsed time hours 28 • Elapsed time hour changes elapsed time hours 20 • Elapsed time hour changes elapsed time hours 25 • Elapsed time hour changes elapsed time hours 30 • Elapsed time hour changes elapsed time hours 50 •