numerical quantity vs quantity

numerical quantity and quantity both are nouns.

Word	Noun	Adjective	Verb	Adverb
numerical quantity	Yes	No	No	No
quantity	Yes	No	No	No

As nouns, quantity is a hypernym of numerical quantity; that is, quantity is a word with a broader meaning than numerical quantity:

numerical quantity: a quantity expressed as a number
quantity: the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable

numerical quantity (noun)	quantity (noun)
a quantity expressed as a number	how much there is or how many there are of something that you can quantify
	an adequate or large amount
	the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable