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It gives closure to the set of real numbers with regard to the binary operation of addition. This makes the set a ring.

The additive inverse is used, sometimes implicitly, in subtraction.

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Q: How is the additive inverse important?
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What is the additive inverse of .5?

The additive inverse for a number is its negative value. The sum of an integer and its additive inverse is zero. For the example (5), the additive inverse would be (-5).


What is the inverse for numbers under addition?

A number and its additive inverse add up to zero. If a number has no sign, add a "-" in front of it to get its additive inverse. The additive inverse of 5 is -5. The additive inverse of x is -x. If a number has a minus sign, take it away to get its additive inverse. The additive inverse of -10 is 10. The additive inverse of -y is y.


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The additive inverse of 18 is -18. The additive inverse of any number is the opposite of that number, such that the sum of the original number and the additive inverse is zero.


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They can be used to move additive terms from one side of an equation to the other.


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The additive inverse of x is -(x), so the additive inverse of -45 is -(-45), or 45.


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Used as additive inverse


The opposite or additive inverse of 88 is?

The additive inverse of 88 is -88; the additive inverse of -88 is 88. The additive inverse can be though of as the solution of a + x = 0, for any number a.


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