YOU SAID:

there's one hundred and four days of summer vacation

INTO JAPANESE

夏休みは１ ０ ４日ある

BACK INTO ENGLISH

The summer vacation is 104 days.

INTO JAPANESE

夏休みは104日。

BACK INTO ENGLISH

The summer holiday is 104 days.

INTO JAPANESE

夏休みは104日。

BACK INTO ENGLISH

The summer holiday is 104 days.