fraction vs work out

fraction is a noun but work out is not a noun.

Word	Noun	Adjective	Verb	Adverb
fraction	Yes	No	Yes	No
work out	No	No	Yes	No

As verbs, work out is a hypernym of fraction; that is, work out is a word with a broader meaning than fraction:

Other hypernyms of fraction include calculate, cipher, compute, cypher, figure, reckon.

fraction (noun)	work out (noun)
a small part or item forming a piece of a whole
the quotient of two rational numbers
a component of a mixture that has been separated by a fractional process

fraction (verb)	work out (verb)
perform a division	do physical exercise
	give a workout to
	come up with
	work out in detail
	find the solution to (a problem or question) or understand the meaning of
	make a mathematical calculation or computation
	be calculated
	happen in a certain way, leading to, producing, or resulting in a certain outcome, often well