Thursday, 26 January 2017

c++ - Can float values add to a sum of zero?







I have two values(floats) I am attempting to add together and average. The issue I have is that occasionally these values would add up to zero, thus not requiring them to be averaged.



The situation I am in specifically contains the values "-1" and "1", yet when added together I am given the value "-1.19209e-007" which is clearly not 0. Any information on this?

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