Which sets of numbers are closed under addition?

Choose all answers that are correct.

A.
whole numbers

B.
natural numbers

C.
negative integers

D.
integers

Respuesta :

choice
All of the answers are correct because when ever you add any of these numbers to themselves, the answer will always be from that set of numbers. For example, negative+negative= negative. Hope this helped!

I think it's A. whole numbers