SOLUTION: Are integers closed under addition

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Question 897493: Are integers closed under addition
Found 2 solutions by Fombitz, josgarithmetic:
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Yes, adding two integers will always yield another integer.

Answer by josgarithmetic(39623) About Me  (Show Source):
You can put this solution on YOUR website!
Yes. If you believe not, then find a counter-example.