0-18(buy)=-18
6 i+ g! A( ]0 s& H
, \' t6 i3 j2 D# E100(paid)-79(change)=21(sold for)
8 F; b9 A3 z/ s& I; B7 b; t% Ptvb now,tvbnow,bttvb
7 q9 T7 E! g* w1 s7 \2 O# @9 ~) Ptvb now,tvbnow,bttvb-18+21=3(profit)公仔箱論壇: i! T% S1 G# k! Y! W
6 f4 h/ S% v7 O3 _) {- _% G-100(fake)
/ T$ o3 t+ I i
) w5 u3 o. M# X# Y-100+3= -97 |