YOU SAID:

i have a dog that is 16

INTO JAPANESE

私は16匹の犬がいる

BACK INTO ENGLISH

I have 16 dogs

INTO JAPANESE

私は 16 匹の犬があります。

BACK INTO ENGLISH

I have 16 dogs.

INTO JAPANESE

16 匹の犬があります。

BACK INTO ENGLISH

There are 16 dogs.

INTO JAPANESE

16匹の犬がいます。

BACK INTO ENGLISH

There are 16 dogs.