YOU SAID:

I have two kids August and Seven they have 3 legs and 7 arms plus 9 ears

INTO JAPANESE

私は2人の子供8月と7人がいて、彼らは3本の足と7本の腕と9本の耳を持っています

BACK INTO ENGLISH

I have 2 kids 8 months and 7 children and they have 3 legs, 7 arms and 9 ears

INTO JAPANESE

私には8ヶ月と7人の子供が2人いて、彼らは3本の足、7本の腕、9本の耳を持っています

BACK INTO ENGLISH

I have 2 children of 8 months and 7 and they have 3 legs, 7 arms and 9 ears

INTO JAPANESE

私には8ヶ月と7の2人の子供がいて、彼らは3本の足、7本の腕、9本の耳を持っています

BACK INTO ENGLISH

I have two children, ages 8 and 7, and they have 3 legs, 7 arms and 9 ears

INTO JAPANESE

私には8歳と7歳の2人の子供がいて、彼らは3本の足、7本の腕、9本の耳を持っています

BACK INTO ENGLISH

I have two children, ages 8 and 7, and they have 3 legs, 7 arms and 9 ears