hase000

王老板損失了 176 元。

hase000

qwertt12,tvb now,tvbnow,bttvb1 d4 X. ^  `/ N* a- k$ U
Your calculation should be wrong. As Mr. Wong need to refund $100 to his neighbour. The calculation should be :: H! o, v9 F4 V) n4 d7 _
$100 (refund to neighbour from Mr Wong's own money) + $79 (paid to the young man) - $3 (earning from the sale) = $176tvb now,tvbnow,bttvb4 J: H/ {% t4 T* A4 L7 h0 f
This should be the fact.

hase000

tvb now,tvbnow,bttvb" |/ e& i) s. d6 r  w
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Sorry, I think wrong. Actual loss should be $118 (refund to neighbour $100 + cost of gift $18) - $21 (sales income) = $97