Present Value of An Annuity - Online present value of an annuity economics calculator to estimate payments to be paid in the future from the user inputs.
Rule of 72 - Online Rule of 72 economics calculator to calculate investment's doubling time from the interest percentage.
Periodic Compound Interest - Calculate compound interest amount using simple periodic compound iterest rate calculator online.
Simple Interest Amount - Calculate Interest amount (I = Prt) using simple interest rate calculator online.
Total Amount Accrued - Calculate total amount accrued (principal + interest) using simple interest rate calculator online.