YOU SAID:

I am going to the bathroom, do you want to eat whats left?

INTO JAPANESE

トイレに行きますが、残ったものを食べますか？

BACK INTO ENGLISH

I'm going to the bathroom, do you want to eat what's left?

INTO JAPANESE

トイレに行きます、残ったものを食べますか？

BACK INTO ENGLISH

Go to the bathroom, do you want to eat the leftovers?

INTO JAPANESE

トイレに行って、残り物を食べたいですか？

BACK INTO ENGLISH

Want to go to the bathroom and eat leftovers?

INTO JAPANESE

トイレに行って食べ残しを食べてみませんか？

BACK INTO ENGLISH

Why don't you go to the bathroom and eat leftover food?

INTO JAPANESE

トイレに行って食べ残しを食べてみませんか？

BACK INTO ENGLISH

Why don't you go to the bathroom and eat leftover food?