calculating
adjective
- plot, think, solve a problem, come up with an answer, calculate, reckon
Wiktionary
adj
- Having the ability to calculate.
“an early calculating device”
- Serving one's own interests in an unemotional, analytical manner.
“Following the sentencing, Knutton said: "What sort of person does something so cold and calculating? I did not expect her to go to jail for it. I am just glad it is now all over."”
verb
- present participle and gerund of calculate