The additive inverse of a number is the number with the same magnitude but with the sign changed. It is a number such that the two numbers added together make zero (the additive identity).
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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).
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.
The additive inverse of -1.13 is 1.13 .
In mathematics, the additive inverse of a numberais the number that, when addedtoa, yields zero. The additive inverse of 7 is -7.
Additive inverse: -2.5 Multiplicative inverse: 0.4