reckons

Example:He estimates the cost of the project at $500,000.

Definition:To form an approximate judgment or opinion regarding the worth, amount, or size of something based on available information.

Example:She figures that the trip will take about eight hours.

Definition:To determine or judge the value of something, often in a roundabout or informal manner.

Example:He calculated the area of the rug to be 20 square meters.

Definition:To determine the result of mathematical operation or the sum of a series of quantities.