hase000

王老板損失了 176 元。

hase000

qwertt12,
  u; q- s1 Y/ B0 [9 _" fTVBNOW 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。Your calculation should be wrong. As Mr. Wong need to refund $100 to his neighbour. The calculation should be :
. ^! _9 h9 ?; u/ }- N' I& G, \! OTVBNOW 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。$100 (refund to neighbour from Mr Wong's own money) + $79 (paid to the young man) - $3 (earning from the sale) = $176
6 K% `1 Z# r- S& DTVBNOW 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。This should be the fact.

hase000

5.39.217.77:8898' H, W: A; ?$ O& K+ H$ ]- w: q. T

& b& a- q( G5 g  P' Z6 c9 u5.39.217.77:8898Sorry, I think wrong. Actual loss should be $118 (refund to neighbour $100 + cost of gift $18) - $21 (sales income) = $97