solving vs finding

solving and finding both are nouns.

Word	Noun	Adjective	Verb	Adverb
solving	Yes	No	No	No
finding	Yes	No	No	No

As nouns, finding is a hypernym of solving; that is, finding is a word with a broader meaning than solving:

solving: finding a solution to a problem
finding: the act of determining the properties of something, usually by research or calculation

Other hypernyms of solving include determination.

solving (noun)	finding (noun)
finding a solution to a problem	the act of determining the properties of something, usually by research or calculation
	the decision of a court on issues of fact or law
	something that is found