21+50+15=86
% P6 q0 k! y3 `8 K5.39.217.76why 86...
) } d- |. T r5 C5 r" t/ Sbecos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21
" \0 {0 W* y% v8 n" h公仔箱論壇then he giv bck his fren 50
) F6 j+ Z' D4 J3 z" `% x5.39.217.76and the shoes cost is 15TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。! N- Y+ z6 e1 u+ B2 q d: K, g
! c) v m, G! P$ u) S
so total he loss is 86...TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。5 }4 \, G- r# `! n
tvb now,tvbnow,bttvb7 F6 g+ g! u0 W. V5 O/ d% r
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |