ya ... right answer is
4 a! U# c. _0 S& ^, m+ `7 Y. F公仔箱論壇a)$60-$55=賺左$57 W/ M2 a. G. g, ]1 C" g
5.39.217.77:88982 O7 Z( b6 [3 f6 q# i5 S' M! c
b)$60-$62=花多左$2公仔箱論壇' Y7 g2 U u2 p% [3 c! H! N
0 P, e; L, ~0 h6 \: K$ r( O% ^! Ac)$68-$62=賺左$6
/ Y/ T4 M, w+ j P/ b9 a! \9 z公仔箱論壇
; A) [/ p. `* `+ P0 Gtvb now,tvbnow,bttvb所以:$5-$2+$6=$9 |