ya ... right answer is tvb now,tvbnow,bttvb- w. m. }( w2 n" x# x) b- Y
a)$60-$55=賺左$5
4 _' f" g' }4 _4 i J% R/ H% e: y5.39.217.76公仔箱論壇( E. a1 o' E2 Y) U' X
b)$60-$62=花多左$25.39.217.765 f4 a0 I. ]' Y7 @
$ V) i/ k7 ^1 s7 M0 P5 L; v4 pc)$68-$62=賺左$6
- k; @$ w8 S( R# {$ Z4 ?tvb now,tvbnow,bttvb% Y7 q- O1 X7 g, D0 n7 o0 Z
所以:$5-$2+$6=$9 |