calculating vs shrewd

calculating and shrewd both are adjectives.

Word	Noun	Adjective	Verb	Adverb
calculating	No	Yes	No	No
shrewd	No	Yes	No	No

As adjectives, calculating and shrewd are synonyms defined as:

Other synonyms of calculating include calculative, conniving, scheming.

calculating (adjective)	shrewd (adjective)
acting with a specific goal	acting with a specific goal
	marked by practical hardheaded intelligence