Examples from the Web for subtractive
These quantities are additive for years after 1800, and subtractive for years before that epoch.Astrology|Sepharial
The chief mixtures of two of the "additive" primaries produce the "subtractive" primaries.
The additive and subtractive methods are chiefly involved, but there is another method which is an "averaging" additive one.
These primaries are red, green, and blue and it will be noted that they are the complementaries of the "subtractive" primaries.
The first number should be additive, the second subtractive, etc.Visual Signaling|Signal Corps United States Army