Jawabanmu

2014-02-05T22:26:22+07:00
12/45 + 25/30 =360/1350 + 1125/1350 = 1485/1350 = 11/10
2014-02-05T23:09:13+07:00
12/45=25/30 = 24/90+75/90 = 99/90 =11/10