summate vs tote up

summate and tote up both are verbs.

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

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

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

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