Casio 5057 Manual page 19

Cumulative elapsed time: Total time from the point the cumulative elapsed time
operation is started up until it was stopped. Does not include any time when the
stopwatch operation was paused.
Lap time: Time of each particular lap.
• Never operate the stopwatch while operating a motor vehicle. Doing so is very
dangerous and can cause an accident.
• The initial factory default setting for the distance value is 1.0.
• For information about inputting a distance, see "To specify a course or section
distance" on page E-20.
E-17