YOU SAID:

i wish i didnt have to get good grades to date

INTO JAPANESE

私は今まで良い成績を取る必要がなければいいのに

BACK INTO ENGLISH

I'd like to have no need to get a good grade.

INTO JAPANESE

私は良い成績を取る必要がないです。

BACK INTO ENGLISH

I don't have to get good grades.

INTO JAPANESE

私は良い成績を取る必要はありません。

BACK INTO ENGLISH

I don't have to get good grades.