Assume that it costs ​$1 to play a​ state's daily number. The player chooses a​ three-digit number between 000 and​ 999,

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Assume that it costs ​$1 to play a​ state's daily number.
The player chooses a​ three-digit number between 000
and​ 999, inclusive, and if the number is selected
that​ day, then the player wins ​$730 ​(this means
the​ player's profit is ​$730−​$1=​$729​). If the player buys
7 chances on 7 different​ numbers, what is the expected value
for the​ player?
There is an expected loss gain or loss? of $
_________________________
​(Type an integer or a​ decimal.)