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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The additive inverse of x is -(x), so the additive inverse of -45 is -(-45), or 45.
-1 is the additive inverse of 1.
-35 The additive inverse of a number is the number that will equal 0 when added to the original number so the additive inverse of 3 is -3 the additive inverse of 782 is -782 etc.
The additive inverse of a number is the negative of that number. Given one number, its additive inverse is the number that needs to be added to it so that the sum is zero. Thus: The additive inverse of 2.5 is -2.5 The additive inverse of -7.998 is 7.998
Additive inverse is a number that when added to a given number results in a sum of 0. So the additive inverse of -327 is 327. -327 + 327 = 0