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YEAR 8 · HIGH SCHOOL MATHEMATICS

Time and time zones.

Time and time zones: converting 12-/24-hour time, elapsed time across midnight, timetables and journeys.

6 lessons1 practice test

Work through the topic

Learn the method, follow the examples, then try the worksheet.

01
Converting 12-/24-hour time
Convert between 12-hour and 24-hour times without confusing noon and midnight.
12 min · Worked examples & worksheet
02
Elapsed time across midnight
Find elapsed time across midnight by splitting the journey at the change of day.
14 min · Worked examples & worksheet
03
Timetables and journeys
Use timetables to calculate travel, waiting and total journey times, and test connections.
16 min · Worked examples & worksheet
04
Time-zone differences
Convert local clock readings using given UTC offsets, including half-hour differences.
17 min · Worked examples & worksheet
05
Date changes
Attach the correct day or date when a time-zone conversion crosses midnight.
16 min · Worked examples & worksheet
06
Checking real-world scheduling answers
Check travel schedules by putting times on one clock, including journey duration and transfer rules.
18 min · Worked examples & worksheet

AFTER THE LESSONS

Topic review

Revisit the key ideas, then choose a practice paper.

1 practice test · Separate worked marking guides