YOU SAID:

Math is the best subject in school.

INTO JAPANESE

数学は学校の得意科目です。

BACK INTO ENGLISH

Favorite subject in school is math.

INTO JAPANESE

学校で好きな科目は数学です。

BACK INTO ENGLISH

Favorite school subject is math.

INTO JAPANESE

好きな教科は数学です。

BACK INTO ENGLISH

My favorite subject is math.

INTO JAPANESE

私の好きな教科は数学です。

BACK INTO ENGLISH

My favorite subject is math.