What is the following addictive inverse of 1/2

Lol...addictive inverse...u mean additive inverse

that is a number when added to another number equals 0. Its basically the opposite of a number.
For example : 1/2 + (-1/2) = 0

additive inverse of 3 = -3
additive inverse of -4 = 4
additive inverse of 1/3 = -1/3
its the same number, just switch the signs

so ur additive inverse of 1/2 is -1/2

$22. if larry's profit were to minimize by one for every hour his store were to be closed, we would subtract 30 by 8.