plus
Plus is not a conjunction. It is followed by a singular or plural verb depending upon the subject:
one apple plus two apples is ...
two apples plus one apple are ...
Exception:
Two plus two is four.
Also: 50-plus tribes
Plus is not a conjunction. It is followed by a singular or plural verb depending upon the subject:
one apple plus two apples is ...
two apples plus one apple are ...
Exception:
Two plus two is four.
Also: 50-plus tribes