YOU SAID:

hello i like math and sitting in my desk

INTO JAPANESE

こんにちは私は数学が好きで、私の机に座っています

BACK INTO ENGLISH

Hello I like math, it sits on my desk

INTO JAPANESE

こんにちは私は数学が好きです、それは私の机の上に座っています

BACK INTO ENGLISH

Hi I like math, it's sitting on my desk

INTO JAPANESE

こんにちは私は数学が好きです、それは私の机の上に座っています

BACK INTO ENGLISH

Hi I like math, it's sitting on my desk