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