Jawabanmu

2014-06-10T19:51:00+07:00
1 derajat = 1menit

11 derajat 73 menit - 9 derajat 28 menit
2 derajat 45 menit
2014-06-10T19:52:34+07:00
12 13' - 9 28' = 11 73' - 9 28' = 2 45'

kalo salah hapus saja