tote up vs summate

tote up and summate both are verbs.

Word	Noun	Adjective	Verb	Adverb
tote up	No	No	Yes	No
summate	No	No	Yes	No

As verbs, tote up and summate are synonyms defined as:

Other synonyms of tote up include add, add together, add up, sum, sum up, tally, tot, tot up, total.

tote up (verb)	summate (verb)
determine the sum of	determine the sum of
	form or constitute a cumulative effect