1
Know the units of time
Time can be written in different units.
60seconds=1 minute
60minutes=1 hour
24hours=1 day
7days=1 week
Time Conversions & Duration
AdvancedTime & Duration
Practice converting time units and finding how long activities take.
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Let’s learn about time conversions!
Follow the steps below to understand how to convert and work with time.
2
Convert between units
Multiply or divide based on the conversion.
3 hours = ? minutes3 × 60 = 1803 hours = 180 minutes
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To change hours to minutes, multiply by 60!
3
Find the duration
Subtract the start time from the end time.
2:30 p.m.
5:45 p.m.
3 hours 15 minutes
4
Solve word problems
Use time conversions to solve real-life questions.
A movie starts at 10:15 a.m.
and ends at 12:40 p.m.
How long is the movie?
and ends at 12:40 p.m.
How long is the movie?
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12:40 − 10:15 = 2 hours 25 minutes
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Which is equal to 2 hours 30 minutes?
Choose the correct answer.