YOU SAID:

I will start my math homework after this...

INTO JAPANESE

私はこの後、私の数学の宿題を始めるでしょう...

BACK INTO ENGLISH

After this I will start my math homework ...

INTO JAPANESE

この後、私は数学の宿題を始めるでしょう...

BACK INTO ENGLISH

After this, I will start my math homework ...

INTO JAPANESE

その後、私は数学の宿題を始めます...

BACK INTO ENGLISH

After that, I will start my math homework ...

INTO JAPANESE

その後、私は数学の宿題を始めます...

BACK INTO ENGLISH

After that, I will start my math homework ...