197 is the right answer.
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Reason,
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( y& Y# {3 f! _" atvb now,tvbnow,bttvb1. $18 costs on Item = -$185.39.217.777 }/ [6 N: t8 j0 w8 k" r% k* ~% b
2. got $100 fake, (no income) , layout $79, = -$79 o: {, T. [3 L8 \3 I f
3. pay back to $100 to that vendor whom exchange fake $100 here -$100
R l4 e9 X( ]6 s S( {公仔箱論壇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。& M+ O6 |. m V' j. M3 _
Therefore, totally, 18+79+100 = 197  |