First, If we got the first price, we got 100000won!
So I would be really excited about something that our teacher will give us, with using the money that the school gave!!
And we would be also happy, because we practiced hard!!

Before Jehovah, for he is coming, He is coming to judge the earth. He will judge the inhabited earth with righteousness And the peoples with his faithfulness. - Psalm 96:13

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First, if we got the first prize, we got 100000 Won!
So I would be really excited about something that our teacher will give us, using the money that the school gave!!
And we would also be happy, because we practiced hard!!

= Price = how much something costs; Prize = an award you win
= The Korean currency name is usually capitalized when written in English. 
= The phrase “with using” is awkward and unnecessary.
= With adverbs like also, the natural position is before the main verb phrase.
= Great job!