YOU SAID:

i have 2 fish and a dog

INTO JAPANESE

私は2匹の魚と犬を飼っています

BACK INTO ENGLISH

i have two fish and a dog

INTO JAPANESE

私は2匹の魚と1匹の犬を飼っています

BACK INTO ENGLISH

i have 2 fish and 1 dog

INTO JAPANESE

私は2匹の魚と1匹の犬を飼っています

BACK INTO ENGLISH

i have 2 fish and 1 dog