YOU SAID:

If it’s too hard, I can’t understand

INTO JAPANESE

難しすぎると理解できない

BACK INTO ENGLISH

I don't understand if it's too difficult.

INTO JAPANESE

難しすぎるかどうかわからない

BACK INTO ENGLISH

I don't know if it's too difficult.

INTO JAPANESE

難しすぎるかどうかわからない。

BACK INTO ENGLISH

I don't know if it's too difficult.