YOU SAID:

I have three dogs that need food

INTO JAPANESE

食べ物が必要な犬が3匹います

BACK INTO ENGLISH

There are three dogs that need food

INTO JAPANESE

食べ物を必要とする犬が3匹います

BACK INTO ENGLISH

3 dogs need food

INTO JAPANESE

3匹の犬は食べ物が必要です

BACK INTO ENGLISH

3 dogs need food