You can use estimation to get a rough idea of a calculation. Round the numbers to make it easier. Then do the calculation. If it's really different to the estimation, a mistake has been made.

You can use estimation to get a rough idea of a calculation. Round the numbers to make it easier. Then do the calculation. If it's really different to the estimation, a mistake has been made.

Estimating your Social Security benefit is no easy task. So, why is it important to know how to? After all, doesn't the Social Security Administration do all that work for you? While it's true ...