Question

Which set is closed under subtraction?

the set of whole numbers

the set of natural numbers

the set of rational numbers

the set of irrational numbers

Answer 1

C. the set of rational numbers

Explanation:

Answer 2

C. The set of rational numbers

Explanation:

Don't listen to the other person. I trusted them and got the answer wrong. I just got the question and guessed the second time. I fortunately got the answer right. Good luck! :) <3