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English definition of “work sth out”

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work sth out

verb uk phrasal verb with work   /wɜːk/ us    /wɝːk/

(CALCULATE)

B2 to do a calculation to get an answer to a mathematical question: We need to work out the total cost of the project.
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(UNDERSTAND)

C2 mainly UK to understand something or to find the answer to something by thinking about it: [+ question word] There will be a full investigation to work out what caused the accident. [+ that] Investigators needed several months to work out that a fraud had been committed.
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(Definition of work sth out phrasal verb, verb from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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