Loan Calculator

Given any 4 of the 5 fields, this loan calculator will compute the remaining field.
Enter the values for the 4 fields you know, and click compute on the 5th field.

How much is the amount of the loan? (in $.cents)
What is the interest rate charged? (in %)
How many payments are to be made?
How many payments per year?
What is the amount of the payment? (in $.cents)