(~s, calculating, ~d)
1.
If you ~ a number or amount, you discover it from information that you already have, by using arithmetic, mathematics, or a special machine.
From this you can ~ the total mass in the Galaxy...
We ~ that the average size farm in Lancaster County is 65 acres...
= work out
VERB: V n, V that
2.
If you ~ the effects of something, especially a possible course of action, you think about them in order to form an opinion or decide what to do.
I believe I am capable of calculating the political consequences accurately...
The President is calculating that this will somehow relieve the international pressure on him.
VERB: V n, V that