Given a portfolio with 2 assets, this determines the expected return (mean), variance, and volatility (standard deviation) of the portfolio.

Determines your 401(k) balance given a salary history per year, contribution percentage rate, employer match percentage, and a rate of return.

Calculates the following: Depreciable Base, Depreciation per Unit, Depreciation for Period

Solves for Present Value, Accumulated Value (Future Value or Savings), Payment, or N of an Annuity Immediate or Annuity Due.

Interest Rate Approximations: Approximates a yield rate of interest based on 4 methods:
1) Max Yield denoted as i_max
2) Min Yield denoted as i_min
3) Constant Ratio denoted as i_cr
4) Direct Ratio denoted as i_dr

Calculates the Present Value, Accumulated Value (Future Value), First Payment, or Arithmetic Progression of an Increasing or Decreasing Arithmetic Annuity Immediate.

Solves for Present Value, First Payment, Arithmetic Payment, or Interest rate for an Arithmetic Perpetuity Immediate or Due

Calculates the final account balance given a beginning balance, interest rate, and interest crediting period.

This bid ask calculator takes a bid amount and ask amount and calculates the spread and the margin percent

This shows all 2^t scenarios for a stock option price on a binomial tree using (u) as an uptick percentage and (d) as a downtick percentage

Calculates the call or put option value of a stock based on inputs related to the option using Black Scholes method.

Calculates the flat price, accrued coupon, and market price for a bond between valuation dates using the following methods:
1) Theoretical Method
2) Practical Method
3) Semi-Theoretical Method

Given a face value, coupon percent, yield percent, term, and redemption value, this calculates the price of a bond using the four price formulas for bonds
1) Basic
2) Premium/Discount
3) Base
4) Makeham

Calculates the yield rate of bonds using the Yield Approximation Method or the Bond Salesman Method.

Calculates the call price, put price, and option Δ based on an option under the risk neutral scenario with a 1 year term.

Given an Asset Value (A), a Salvage Value (S) at time (N), a sinking fund rate of (j), an effective rate of interest (i), and maintenance expense (M), this calculator solves for periodic charge (H) and capitalized cost (K)

Given an interest rate per annum compounded annually (i), semi-annually, quarterly, monthly, semi-monthly, weekly, and daily, this calculates the accumulated balance after (n) periods

Given an interest rate (i), number of periods to display (n), and number of digits to round (r), this calculator produces a compound interest table. It shows the values for the following 4 compound interest annuity functions from time 1 to (n) rounded to (r) digits:
vⁿ
d
(1 + i)ⁿ
a_n|
s_n|
ä_n|i
s_n|i
Force of Interest δⁿ

Determines the Present Value and Accumulated Value of a Continuous Annuity

Calculates the cost of carry expressed as the forward price for a position

Using the Cox-Ross-Rubenstein method, this calculates the call price and put price of an option.

This calculator shows 3 methods for paying off a credit card balance on a monthly installment basis given an outstanding balance and an Annual Percentage Rate (APR):

1) Minimum Payment Amount
2) Minimum Percentage Amount
3) Payoff in Years

Calculates d,i, or v based on 1 of the items entered.

Solves for Depreciation Charge, Asset Value, and Book Value using the Declining Balance Method

This calculator determines the present value of dividends using the Dividend Discount Model.

Solves for Interest Rate, Starting Asset Value, Ending Asset Value, and Expenses using the Dollar Weighted Method.

Calculates Depreciation and Book Value using the Double Declining Balance Depreciation Method.

Figures out the effective annual yield rate of interest entered by compounding daily, weekly, semi-monthly, monthly, quarterly, semi-annually, and continuously.

Shows the fibonacci retracement and extension levels

Given two times and two zero-coupon yield rates at those times, this calculates the forward rate.

Given an immediate annuity with a geometric progression, this solves for the following items
1) Present Value
2) Accumulated Value (Future Value)
3) Payment

Calculates the variable cost per unit, total fixed costs, and the cost volume formula

Calculates Real rate of Interest, Inflation, and nominal interest rate before inflation.

Given a set of cash flows at certain times, and a discount rate, this will calculate t using the equated time method and the exact method, as well as the macaulay duration and volatility

Given a set of cash inflows, outflows, and a discount rate, this calculates the modified payback period.

Calculates the monthly payment, APY%, total value of payments, principal/interest/balance at a given time as well as an amortization table on a standard or interest only home or car loan with fixed interest rate. Handles amortized loans.

Given an effective annual rate of interest based on a compounding period, this determines the nominal yield.

Given a set of cash inflows and cash outflows at certain times, this determines the net cash flow, cumulative cash flow, and payback period

Solves for Book Value given a flat rate percentage appreciation per period

Solves for Book Value given a flat rate percentage depreciation per period

Solves for Present Value, Payment, or Interest rate for a Perpetuity Immediate or a Perpetuity Due.

Walks you through the definition of a perpetuity, the present value of a perpetuity immediate, and the present value of a perpetuity due.

Given a portfolio of individual assets with returns and weights, this calculates the total portfolio rate of return.

This solve for any of the 6 items in the put call parity for European options

Shows the basics of a call option and put option including intrinsic value, extrinsic value, and in/out/at the money

Given a set of stock prices and dividends if applicable, this calculates the periodic rate of return and the logarithmic rate of return

Calculates how long it would take money to double (doubling time) using the rule of 72 interest approximation as well as showing the mathematical proof of the Rule of 72.

Solves for any of the 4 items in the Security Market Line equation, Risk free rate, market return, Β, and expected return as well as calculate the Treynor Ratio.

Calculates the Sharpe ratio given return on assets, risk free rate, and standard deviation

Calculates the Yield Rate on a short sale of stock.

Calculates any of the four parameters of the simple interest formula or compound interest formula or continuous compound formula
1) Principal
2) Accumulated Value (Future Value)
3) Interest
4) Time.

Given a principal value, interest rate, and time, this calculates the Accumulated Value using Simple Discount and Compound Discount

Using the Sinking Fund method of Depreciation, this calculator determines the following:
* Depreciation at time t (D_t)
* Asset Value (A)
* Salvage Value (S)
* Book Value at time t (B_t)

Solves for Sinking Fund Deposit or Initial Loan Amount.

Solves for Depreciation Charge, Asset Value, Salvage Value, Time, N, and Book Value using the Straight Line Method.

Solves for Depreciation Charge, Asset Value, and Book Value using the Sum of the Years Digits Method

Calculates any of the four items of the T-Bill (Treasury Bill or TBill) formula:
1) Price (P)
2) Face Value (F)
3) Number of Weeks (w)
4) Yield Rate (y)

Solves for Interest Rate based on 2 annual asset value events other than beginning or ending value using the Time Weighted Method

Given an asset value, salvage value, production units, and units per period, this calculates the depreciation per period using the units of output depreciation (service output depreciation)

Given a set of stock prices, this determines expected rates of return and volatility

Calculates the Weighted Average Cost of Capital (WACC) and also calculates the return on equity if not given using the Capital Asset Pricing Model (CAPM) using debt and other inputs such as Beta and risk free rate.

This calculator calculates the price of a zero-coupon bond given a face value, yield rate, and term.