Learn how to calculate the future value of an investment to ensure your portfolio is being monitored and heading in the right direction.

You can use an annuity calculator to figure both the present and future value of an annuity, so long as you know the interest rate, payment amount and duration.

Learn how to calculate the Simple Interest in Excel either for a single entry or a range or entries, between two dates, using this forumula.

Wondering how much interest you could earn in a savings account? Here's how to crunch the numbers to calculate your earnings.

You can use an online calculator to figure the present and future value of an annuity.