2 Unknown Word ProblemsFree 2 Unknown Word Problems Calculator - Solves a word problem based on two unknown variables
Activity Method DepreciationFree Activity Method Depreciation Calculator - Calculates the following:
Depreciable Base, Depreciation per Unit, Depreciation for Period
Algebraic ExpressionsFree Algebraic Expressions Calculator - This calculator builds algebraic expressions based on word representations of numbers using the four operators and the words that represent them(increased,product,decreased,divided,times)
Also known as Mathematical phrases
Angle of ElevationFree Angle of Elevation Calculator - Solves angle of elevation word problems
AntilogFree Antilog Calculator - Calculates the antilog of a number using a base.
Approximations of Interest RateFree Approximations of Interest Rate Calculator - Interest Rate Approximations: Approximates a yield rate of interest based on 4 methods:
1) Max Yield denoted as imax
2) Min Yield denoted as imin
3) Constant Ratio denoted as icr
4) Direct Ratio denoted as idr
Base Change ConversionsFree Base Change Conversions Calculator - Converts a positive integer to Binary-Octal-Hexadecimal Notation or Binary-Octal-Hexadecimal Notation to a positive integer. Also converts any positive integer in base 10 to another positive integer base (Change Base Rule or Base Change Rule or Base Conversion)
Base Conversion OperationsFree Base Conversion Operations Calculator - This calculator allows you to add, subtract, multiply, and divide two numbers with different bases.
Black-ScholesFree Black-Scholes Calculator - Calculates the call or put option value of a stock based on inputs related to the option using Black Scholes method.
Bond Price FormulasFree Bond Price Formulas Calculator - 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
Calls-Puts-Option ΔFree Calls-Puts-Option Δ Calculator - Calculates the call price, put price, and option Δ based on an option under the risk neutral scenario with a 1 year term.
Cevian Triangle RelationsFree Cevian Triangle Relations Calculator - Given a triangle with a cevian, this will solve for the cevian or segments or sides based on inputs
CommissionFree Commission Calculator - Calculates a commission amount based on a base amount, and a first and second level tier amount.
Cost Recovery MethodFree Cost Recovery Method Calculator - Given a sales price, cost, and set of payments, this determines the gross profit per year based on the cost recovery method.
Critical Values for F-testFree Critical Values for F-test Calculator - Calculate a critical value for the F-Test statistic based on DF1, DF2, and α
d-i-v interest rate relationshipsFree d-i-v interest rate relationships Calculator - Calculates d,i, or v based on 1 of the items entered.
DecayFree Decay Calculator - Determines decay based on an initial mass and decay percentage and time.
Digit ProblemsFree Digit Problems Calculator - Determines how many (n) digit numbers can be formed based on a variety of criteria.
Distance Rate and TimeFree Distance Rate and Time Calculator - Solves for distance, rate, or time in the equation d=rt based on 2 of the 3 variables being known.
Expected FrequencyFree Expected Frequency Calculator - Given a contingency table (two-way table), this will calculate expected frequencies and then determine a conclusion based on a Χ2 test with critical value test and conclusion.
Free Fall SpeedFree Free Fall Speed Calculator - Given a height, this calculates free fall speed based on gravitational force
Grade Point Average (GPA)Free Grade Point Average (GPA) Calculator - Calculates Grade Point Average (GPA) based on letter grades entered.
HemisphereFree Hemisphere Calculator - Calculates the base circumference, volume, curved surface area, base surface area, total surface area of a hemisphere with radius r
Joint Variation EquationsFree Joint Variation Equations Calculator - Given a joint variation (jointly proportional) of a variable between two other variables with a predefined set of conditions, this will create the joint variation equation and solve based on conditions.
Also called combined variation.
Kinematic EquationsFree Kinematic Equations Calculator - Given the 5 inputs of the 4 kinematic equations, this will solve any of the equations it can based on your inputs for the kinematics.
Linear Congruential GeneratorFree Linear Congruential Generator Calculator - Using the linear congruential generator algorithm, this generates a list of random numbers based on your inputs
LogarithmsFree Logarithms Calculator - Using the formula Log ab = e, this calculates the 3 pieces of a logarithm equation:
1) Base (b)
2) Exponent
3) Log Result
In addition, it converts
* Expand logarithmic expressions
Logarithms and Natural Logarithms and Eulers Constant (e)Free Logarithms and Natural Logarithms and Eulers Constant (e) Calculator - This calculator does the following:
* Takes the Natural Log base e of a number x Ln(x) → logex
* Raises e to a power of y, ey
* Performs the change of base rule on logb(x)
* Solves equations in the form bcx = d where b, c, and d are constants and x is any variable a-z
* Solves equations in the form cedx=b where b, c, and d are constants, e is Eulers Constant = 2.71828182846, and x is any variable a-z
* Exponential form to logarithmic form for expressions such as 53 = 125 to logarithmic form
* Logarithmic form to exponential form for expressions such as Log5125 = 3
Map ScaleFree Map Scale Calculator - Solves map scale problems based on unit measurements
Net Present Value (NPV) - Internal Rate of Return (IRR) - Profitability IndexFree Net Present Value (NPV) - Internal Rate of Return (IRR) - Profitability Index Calculator - Given a series of cash flows Ct at times t and a discount rate of (i), the calculator will determine the Net Present Value (NPV) at time 0, also known as the discounted cash flow model.
Profitability Index
Also determines an Internal Rate of Return (IRR) based on a series of cash flows. NPV Calculator
Nominal YieldFree Nominal Yield Calculator - Given an effective annual rate of interest based on a compounding period, this determines the nominal yield.
OctagonFree Octagon Calculator - Calculate side, area, and perimeter of an octagon based on inputs
Population Doubling TimeFree Population Doubling Time Calculator - Determines population growth based on a doubling time.
Population GrowthFree Population Growth Calculator - Determines population growth based on an exponential growth model.
Punnett SquareFree Punnett Square Calculator - Completes a punnet square based on genotypes
Pythagorean TheoremFree Pythagorean Theorem Calculator - Figures out based on user entry the missing side or missing hypotenuse of a right triangle. In addition, the calculator shows the proof of the Pythagorean Theorem and then determines by numerical evaluation if the 2 sides and hypotenuse you entered are a right triangle using the Pythagorean Theorem
Random TestFree Random Test Calculator - Given a set of data and an α value, this determines the test statistic and accept/reject hypothesis based on randomness of a dataset.
Rectangle Word ProblemFree Rectangle Word Problem Calculator - Solves word problems based on area or perimeter and variable side lengths
Right TrianglesFree Right Triangles Calculator - This solves for all the pieces of a right triangle based on given inputs using items like the sin ratio, cosine ratio, tangent ratio, and the Pythagorean Theorem as well as the inradius.
Sign TestFree Sign Test Calculator - This will determine whether to accept or reject a null hypothesis based on a number set, mean value, alternative hypothesis, and a significance level using the Sign Test.
Social Security and Covered CompensationFree Social Security and Covered Compensation Calculator - Calculates an estimated monthly Social Security Benefit based on a smooth estimate of pay over your work history.
Also calculates a covered compensation amount based on a year of birth
Time Weighted Interest MethodFree Time Weighted Interest Method Calculator - Solves for Interest Rate based on 2 annual asset value events other than beginning or ending value using the Time Weighted Method
TrapezoidsFree Trapezoids Calculator - This calculator determines the following items for a trapezoid based on given inputs:
* Area of trapezoid
* Perimeter of a Trapezoid
Triangle Solver and Classify TrianglesFree Triangle Solver and Classify Triangles Calculator - Solves a triangle including area using the following solving methods
Side-Angle-Side (SAS) Side Angle Side
Angle-Side-Angle (ASA) Angle Side Angle
Side-Side-Angle (SSA) Side Angle Side
Side-Side-Side (SSS) Side Side Side
Area (A) is solved using Herons Formula
Law of Sines
Law of Cosines
Also classifies triangles based on sides and angles entered.
Truth TablesFree Truth Tables Calculator - Sets up a truth table based on a logical statement of 1, 2 or 3 letters with statements such as propositions, equivalence, conjunction, disjunction, negation. Includes modus ponens.
Typing SpeedFree Typing Speed Calculator - Solves for words per minute, number of words typed, errors, or number of minutes typing based on user entry.
Unit CostFree Unit Cost Calculator - Calculates the unit cost based on a price and a quantity
