minus vs plus

minus and plus both are nouns.

Word	Noun	Adjective	Verb	Adverb
minus	Yes	Yes	No	No
plus	Yes	Yes	No	No

minus (noun)	plus (noun)
an arithmetic operation in which the difference between two numbers is calculated	the arithmetic operation of summing; calculating the sum of two or more numbers
	a useful or valuable quality

minus (adjective)	plus (adjective)
on the negative side or lower end of a scale	on the positive side or higher end of a scale
involving disadvantage or harm	involving advantage or good