Jawabanmu

2014-02-23T07:51:28+07:00
21.00 - 07.00 = 14 jam - 30 menit = 13 jam 30 menit
2014-02-23T08:45:24+07:00
21.00 - 17.00 = 14 jam - 30 menit = 13 jam 30 menit