Interest Calculator

Solve various problems related to money, finance, mortgage, loan, checking, credit card and savings accounts.

Simple Interest

Simple Interest

Solving for future value:

Input

present value (P)  dollars
interest rate (i)   
years (n)  time



Solution

future value(A)  =  112  dollars


Change Equation
Click on an equation to solve

Compound Interest

Compound Interest

Future dollar amount after a period of time Future dollar amount after a period of time

Where
A  =  future value 
P  =  present value 
i  =  interest rate 
n  =  years 
q  =  number of compounds per year


Simple Interest

Simple Interest

Future dollar amount after a period of time Future dollar amount after a period of time

Where
A  =  future value 
P  =  present value 
i  =  interest rate 
n  =  years 


Annual Percentage Rate

Annual Percentage Rate

simple interest equal to the compounded interest during the year simple interest equal to the compounded interest during the year

Where
r  =  annual percentage rate
i  =  interest rate
q  =  number of time compounded per year


Regular Deposits

Regular Deposits

simple interest equal to the compounded interest during the year simple interest equal to the compounded interest during the year

Where
P  =  principal after n years
M  =  deposit amount per period
i  =  interest rate
q  =  number of periods in a year
n  =  number of years



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