? How to play
A start time and a duration are shown. You must calculate the resulting time by adjusting the digits with the arrows, or choose the correct option.
- Read the start time (in blue) and the indicated duration.
- Mentally add the minutes first; if they exceed 60, carry one to the hours.
- In How long? mode, the start time and end time appear: calculate the difference.
- In reverse mode, the end time and duration are given: subtract to find out when you started.
- Use the arrows ▲▼ to adjust hours and minutes, then press Confirm.
