computing vs calculation

computing and calculation both are nouns.

Word	Noun	Adjective	Verb	Adverb
computing	Yes	No	No	No
calculation	Yes	No	No	No

As nouns, computing and calculation are synonyms defined as:

computing and calculation: the procedure of calculating; determining something by mathematical or logical methods

Other synonyms of computing include computation.

computing (noun)	calculation (noun)
the procedure of calculating; determining something by mathematical or logical methods	the procedure of calculating; determining something by mathematical or logical methods
the branch of engineering science that studies (with the aid of computers) computable processes and structures	problem solving that involves numbers or quantities
	planning something carefully and intentionally