Question

Whole numbers are __________ under addition.
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Answer 1

Answer:

Whole numbers are closed under addition.

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Answer 2

Step-by-step explanation:

Two whole numbers add up to give another whole number. This is the closure property of the whole numbers. It means that the whole numbers are closed under addition. If a and b are two whole numbers and a + b = c, then c is also a whole number. 3 + 4 = 7 (whole number