0-18(buy)=-18公仔箱論壇2 s5 b( U M: F: J$ D4 y# D
公仔箱論壇) z+ u8 L4 n, |+ w" ]/ M4 k
100(paid)-79(change)=21(sold for)
4 f) O3 a+ G0 a$ C6 Y* y5.39.217.77
# P, _) c8 q4 I-18+21=3(profit)5.39.217.77' ^' i) E) t/ {. k# j& x, k5 K; V
5.39.217.77% Z" ]% n, S; i$ o2 Z9 v
-100(fake)
* A0 n# N) ~1 J' C公仔箱論壇8 c4 I% q3 m5 w# ~0 t- I* D0 u
-100+3= -97 |