Translation of "Dreieinhalb" in English

Ich war dreieinhalb Jahre weg.

I've been gone three and a half years.

Dir bleiben noch dreieinhalb Minuten.

You have three minutes and thirty seconds left.

Hier geht es dreieinhalb Meter runter.

It's three and a half meters down here.

Tom macht das schon seit dreieinhalb Jahren.

Tom has been doing that for three and a half years.

Und meine dreieinhalb-jährige Nichte Samantha ging ganz darin auf.

And my three-and-a-half-year-old niece Samantha was in the thick of it.