# Approximations

## About Approximation Learning Tool

Do you know how the Approximation of Numbers works? Learn about this tool that talks about approximating decimals and whole numbers.

Approximation refers to the process of estimating the value of an unknown quantity using the available information. It involves making an educated guess or estimation of the value of a number or quantity without using exact calculations. Approximation is a critical skill in many fields, including mathematics, science, engineering, and finance.

One of the most commonly used approximation techniques is rounding, which involves reducing a number to the nearest value that is easier to work with. For example, rounding a number to the nearest whole number can make calculations simpler and more manageable. Other common approximation techniques include truncation, estimation, and linearization.

Approximation can also be used to solve complex problems that are difficult to solve using exact calculations. In these cases, an approximation is used to provide a reasonable answer that is close to the actual value. This can be particularly useful in situations where an exact answer is not required or is not possible to obtain due to the complexity of the problem. Overall, approximation is a valuable tool that can help simplify calculations and make complex problems more manageable.