YOU SAID:

I have eight fingers on my left hand.

INTO JAPANESE

私の左手に 8 本の指があります。

BACK INTO ENGLISH

Eight fingers in my left hand.

INTO JAPANESE

私の左手の 8 本の指。

BACK INTO ENGLISH

Eight fingers of my left hand.

INTO JAPANESE

私の左手の 8 本の指。

BACK INTO ENGLISH

Eight fingers of my left hand.