YOU SAID:

i do not like math its my least favorite subject

INTO JAPANESE

私は数学が好きではありませんその私の最も嫌いな科目

BACK INTO ENGLISH

I don't like math that my most disliked subject

INTO JAPANESE

私の最も嫌いな科目である数学は好きではありません

BACK INTO ENGLISH

I don't like my most disliked subject, math

INTO JAPANESE

私は私の最も嫌いな主題、数学が好きではありません

BACK INTO ENGLISH

I don't like my most disliked subject, math