YOU SAID:

I have eaten chips at school while i played with my mobile.

INTO JAPANESE

携帯で遊んでいる間、学校でチップスを食べました。

BACK INTO ENGLISH

I ate chips at school while playing on my cell phone.

INTO JAPANESE

学校で携帯電話で遊んでいるうちにチップスを食べました。

BACK INTO ENGLISH

I ate chips while playing with my cell phone at school.

INTO JAPANESE

学校で携帯電話で遊んでいるうちにチップスを食べました。

BACK INTO ENGLISH

I ate chips while playing with my cell phone at school.