YOU SAID:

I did not go to school yesterday because I puked 4 times

INTO JAPANESE

昨日学校に行かなかったのは、4回4ったからです

BACK INTO ENGLISH

The reason I didn't go to school yesterday was 4 times 4 times

INTO JAPANESE

昨日学校に行かなかった理由は4回4回だった

BACK INTO ENGLISH

The reason I didn't go to school yesterday was 4 times 4 times