Meaning of calculate In English

• 0 to judge the number or amount of something by using the information that you already have, and adding, taking away, multiplying, or dividing numbers:

  • The cost of the damage caused by the recent storms has been calculated as/at over £5 million.

  • The new tax system would be calculated on the value of property owned by an individual.

  • [ + question word ] At some stage we need to calculate when the project will be finished.

  • [ + that ] He's calculated that it would take him two years to save up enough for a car.

• 1 to judge the amount or value of something by using information and esp. numbers:

  • [ + question word ] We tried to calculate how fast he was moving when the car crashed.

  • I calculated the total cost to be over $9000.

  • [ + that clause ] Lieutenant Chilton calculated that six men had been lost.

• 2 to find an amount or number using mathematics:

  • calculate according to/based on/on the basis of Their pension will be calculated on the basis of their earnings and length of service.

  • calculate that It has been calculated that the economy shrank by 2% last quarter.

• 3 to form an opinion about something:

  • They are already in the lead and are calculating that, in all probability, they will win the election.