2. Elapsed Time Mrs. B.

3. The question How much time is between 9:45 and 12:30?

4. Step one Draw a line. 9:45 12:30

5. Step two Break it up 9:45To 10:00To 11:00To 12:00To 12:30 end start 15 minutes1 hour 30 minut es 12:30

6. Step 3 Add it up 9:45To 10:00To 11:00To 12:00To 12:30 end start 15 minutes1 hour 30 minut es 12:30 1+1 hour = 2 hours, 15+30 minutes =45, 2 hours and 45 minutes

7. You try The bus trip will start at 8:35 AM. It will end at 1:00pm How long is the bus trip?

8. Step one Draw a line

9. Step two Break it up

10. Step three Add it up

11. Congratulations The answer is three hours and twenty-five minutes.