Jawabanmu

2014-09-06T18:55:36+07:00
2014-09-06T18:56:30+07:00
FPB 180 = 2 x 2 x 3x 3
FPB 160 = 2 x 2 x 2 x 2 x 2
FPB 220 = 2 x 2 x 5 x 11
FPB = 2x2x5 = 20