add together

Verb

Meaning

make an addition by combining numbers

determine the sum of

Source: WordNet

total add sum calculate compute tally tot add up sum-up summate tot up summing tote up

bate excise deduct amputate

cypher number figure count calculate compute

foot foot up

Add 27 and 49, please! Source: Internet

Add all the people in this town to those of the neighboring town Source: Internet