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Time Zones

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Time Zones, a selection of answers from the Dr. Math archives.

Time Zones
How do time zones work?

The Math of Time
What is the connection between math and time?

World Time Zones
What time is 20:00 in the UK, when converted to Central time in the USA?

Changing Time Zones
If an airplane leaves New York at 09:15 to travel to London, and the flight takes 5 hrs. 45 min., what will the local time be when the plane lands?

China's Time Zone
Why does the former USSR have 11 time zones, while China has only 1?

Using Integers
Real-life examples of integers.

Return to
Elementary Calendars/Dates/Time
Middle School Calendars/Dates/Time
Index of Selected Answers to Common Questions

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