CAIE IGCSE Mathematics Core 12-Hour and 24-Hour Time

Practise converting clock formats, adding or subtracting hours and minutes and finding elapsed time across midday or midnight.

Syllabus
2028–2030
Objective
C1.15.2
Level
Core

Exam points

  • convert between am or pm notation and four-digit 24-hour clock notation accurately
  • add or subtract hours and minutes from a start time with correct carrying across an hour
  • find elapsed time between two clock readings, splitting at midnight when necessary

C1.15.2 Calculate times in terms of the 24-hour and 12-hour clock. question 1

[Maximum number: 1]

Miguel works in an office.

It takes Miguel 40 minutes to drive to work.

He leaves home at 0745 .

What time does he arrive at work?

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