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Calculate Time Intervals in 12-hr System and 24-hr System




 


Objective: I know how to calculate time intervals in 12-hr system and 24-hr system.

 

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1) Calculate the time interval for the following:

a) 4.45 p.m. to 9.50 p.m.
Answer: hr min

b) 7.15 a.m. to 7.25 p.m.
Answer: hr min

c) 2.05 p.m. to 6.45 a.m. the next day
Answer: hr min

d) 5.36 a.m. yesterday to 9.38 p.m. today
Answer: hr min


2) Calculate the time interval for the following:

a) 1345 to 1850
Answer: hr min

b) 0705 to 1925
Answer: hr min

c) 1435 to 0356 tomorrow
Answer: hr min

d) 0602 yesterday to 2248 today
Answer: hr min





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