ya ... right answer is tvb now,tvbnow,bttvb; E* j/ ~/ k$ T* h' t. s- D4 E
a)$60-$55=賺左$5tvb now,tvbnow,bttvb0 k" m- ]3 k, [ z) U0 [! ^' Z
& G( i/ \% x) a5 b: h8 d5 U
b)$60-$62=花多左$2
* X( u0 J [. U, i5.39.217.761 [, w2 p$ X2 G. s Y! J$ e
c)$68-$62=賺左$6公仔箱論壇+ m9 X* I$ x- o
2 Y, |/ _- E9 p! i
所以:$5-$2+$6=$9 |