compute
verb
formal /kəmˈpjuːt/ ukus [ T ]
to calculate something:
The government uses the household survey to compute the monthly unemployment rate.
The firm declined to discuss the deal or say how the $650,000 figure was computed.
Net asset value is computed at the close of regular trading on the New York Stock Exchange.
sth does not compute
used to say that something does not have any meaning, or does not seem possible or correct:
It can't be done, it doesn't compute.
The situation was bothering me because something about it just didn't compute.
computation
noun [ C or U ] uk/ˌkɒmpjʊˈteɪʃən/ us/ˌkɑːmpjə-/