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The below tutorials walk you through the steps for setting up the indicated financial calculation. We recommend that you right click on a link and select "Open in New Window" so you can have the calculator handy in this window as you read.

  1. Calculate Payment
    • loan or mortgage periodic payment calculation
    • also an introduction to this calculator
  2. Investment Cash Flow
    • calculating final value
  3. Calculate Income From An Investment
    • How to calculate income you can expect from an investment
  4. Adjustable Rate Mortgage or Loan
    • ARM with interest rate changes on any date you desire
  5. Calculate a Loan's Term
    • How to solve for an unknown number of payments
  6. Calculate Loan Amount
    • How much can I borrow?
  7. Balloon Payment Calculation
    • Calculate the balloon amount
  8. Balloon Loan Calculation
    • Calculate the periodic payment required to result in a specified balloon
  9. Random Extra Principal Payment
    • How to prepay principal on any date
  10. Loan with Series of Extra Principal Payments
    • How to calculate loan or mortgage with extra payments
  11. Construction Loan
    • Generally a short term loan with multiple borrows
  12. Monthly Skipped Payments
    • Loan or mortgage with scheduled skipped payments
  13. Odd Length First Period
    • Interest payment options for initial period
  14. Interest Only Loan
    • Initial series of interest only payments
  15. Biweekly Mortgage Payments
    • Pay 1/2 the monthly payment every other week to reduce the total interest paid
  16. US Rule
    • No interest charged on interest — separate tracking of interest balance
  17. How much do I have to save or invest?
    • State your goal - calculate periodic investment amount needed to reach goal
  18. Paying for College
    • You may have longer than you think
    • Multiple investments with multiple, overlapping withdrawals
    • Demonstrates solving for unknown in complex cash flow
  19. Future Value Calculation
    • How to set up simple or complex cash flows to calculate FV
  20. Present Value Calculation
    • How to discount a simple or complex cash flow to find its PV
  21. Calculate PV of Fixed Principal + Interest Loan
    • Calculate PV of the declining payment amount
    • Demonstrates the cash flow analytics of this calculator
  22. Calculate Rate of Return (ROR) on Annuity
    • How to set up an annualized ROR calculation
  23. Calculate Time It Takes to Reach Investment Goal
    • Set a goal and see how long it takes to reach it
  24. Calculate ROI for X Days
    • Exact day return on investment calculation
  25. Calculate Loan Balance — Loan Payoff Calculation
    • Enter payments for any amount on date made — audit balance due


Let us know below if you have an idea for an additional financial tutorial.