Synonyms calculate (to find out a total number): I need to calculate how much we spend in a month.
work out (to calculate something): We also need to work out the total cost of the vacation.
compute (to calculate using machine): Can you compute the square root of 2025?
assess (to calculate or estimate): We will assess the value of the house soon.
figure (to calculate the exact price or number of something): We should also figure how much it will cost.
put a figure on something: It’s hard to put a figure on it, but I’m sure we’ll make a good profit.