subtract vs calculate

subtract and calculate both are verbs.

Word	Noun	Adjective	Verb	Adverb
subtract	No	No	Yes	No
calculate	No	No	Yes	No

As verbs, calculate is a hypernym of subtract; that is, calculate is a word with a broader meaning than subtract:

Other hypernyms of subtract include cipher, compute, cypher, figure, reckon, work out.

subtract (verb)	calculate (verb)
take off or away	make a mathematical calculation or computation
make a subtraction	specifically design a product, event, or activity for a certain public
	judge to be probable
	have faith or confidence in
	predict in advance
	keep an account of