[b](Modified on 27 Apr 2016)[/b]
This applet helps students to find the elapsed time from the given starting time and ending time, or to find the starting/ending time given the ending/starting time and the time elapsed.
中文版：http://www.geogebratube.org/material/show/id/6078
Find the Elapsed Time using 'Hours, Minutes & Seconds': http://www.geogebratube.org/material/show/id/156369
Anthony Or. GeoGebra Institute of Hong Kong.
