mathematics vs additive

mathematics and additive both are nouns.

Word	Noun	Adjective	Verb	Adverb
mathematics	Yes	No	No	No
additive	Yes	Yes	No	No

mathematics (noun)	additive (noun)
a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement	something added to enhance food or gasoline or paint or medicine

mathematics (adjective)	additive (adjective)
	characterized or produced by addition
	designating or involving an equation whose terms are of the first degree