YOU SAID:
i went to the store HUGE mistake
INTO JAPANESE
私は店に行きました大きな間違い
BACK INTO ENGLISH
I went to the store a big mistake
INTO JAPANESE
私は大きな間違いで店に行きました
BACK INTO ENGLISH
I went to the store with a big mistake
INTO JAPANESE
大きな間違いでお店に行きました
BACK INTO ENGLISH
I went to the store with a big mistake
Well done, yes, well done!