| [+] Salary Converter |
| [+] Sales Price Variance |
| [+] Sales Tax |
[+] Sample Size Reliability for μFree Sample Size Reliability for μ Calculator - Given a population standard deviation σ, a reliability (confidence) value or percentage, and a variation, this will calculate the sample size necessary to make that test valid.
Features: Calculator | Practice Problem Generator | Watch the VideoTags:
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[+] Sample Size Requirement for the Difference of MeansFree Sample Size Requirement for the Difference of Means Calculator - Given a population standard deviation 1 of σ1, a population standard deviation 2 of σ2 a reliability (confidence) value or percentage, and a variation, this will calculate the sample size necessary to make that test valid.
Features: Calculator | Practice Problem GeneratorTags:
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| [+] Sample Space Probability |
[+] SAT Practice ExamThis is a practice exam for the SAT (Standard Aptitude Test).
Features: CalculatorTags:
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| [+] Scientific Notation |
| [+] Sectoral Balance |
[+] Security Market Line and Treynor RatioFree Security Market Line and Treynor Ratio Calculator - 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.
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[+] Security Plus ExamExam answers and Study Guide for the Security Plus Exam
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[+] SequencesFree Sequences Calculator - Given a function a(n) and a count of sequential terms you want to expand (n), this calcuator will determine the first (n) terms of your sequence, {a1, a2, ..., an}
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[+] Set NotationFree Set Notation Calculator - Given two number sets A and B, this determines the following:
* Union of A and B, denoted A U B
* Intersection of A and B, denoted A ∩ B
* Elements in A not in B, denoted A - B
* Elements in B not in A, denoted B - A
* Symmetric Difference A Δ B
* The Concatenation A · B
* The Cartesian Product A x B
* Cardinality of A = |A|
* Cardinality of B = |B|
* Jaccard Index J(A,B)
* Jaccard Distance Jσ(A,B)
* Dice's Coefficient
* If A is a subset of B
* If B is a subset of A
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| [+] Set Theory Notation |
| [+] Sets |
| [+] Shading Decimals |
| [+] Sharpe Ratio |
| [+] Short Sale Yield Rate |
| [+] Sieve of Eratosthenes |
| [+] Sigmoid Function |
[+] 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.
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| [+] Signed Integer Operations |
| [+] Significant Figures |
[+] Simple and Compound and Continuous InterestFree Simple and Compound and Continuous Interest Calculator - 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.
Features: Calculator | Quiz Generator | Practice Problem Generator | Watch the Video
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[+] Simple Discount and Compound DiscountFree Simple Discount and Compound Discount Calculator - Given a principal value, interest rate, and time, this calculates the Accumulated Value using Simple Discount and Compound Discount
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| [+] Simplest Exponent Form |
[+] Simultaneous EquationsFree Simultaneous Equations Calculator - Solves a system of simultaneous equations with 2 unknowns using the following 3 methods:
1) Substitution Method (Direct Substitution)
2) Elimination Method
3) Cramers Method or Cramers Rule
Pick any 3 of the methods to solve the systems of equations
2 equations 2 unknowns
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[+] Sine WaveFree Sine Wave Calculator - Solves for any of the 3 items of the Sine Wave: Peak Value, Average Value, and RMS value given 1 input.
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| [+] Sinking Fund Depreciation Method |
| [+] Sinking Funds |
| [+] Slope Word Problems |
[+] 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
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| [+] Solution Mixture |
| [+] Special Triangles: Isosceles and 30-60-90 |
| [+] Speed Conversions |
| [+] Spelling Rules |
| [+] Spheres |
[+] Split Fund InterestFree Split Fund Interest Calculator - Given an initial principal amount, interest rate on Fund 1, interest rate on Fund 2, and a total interest paid, calculates the amount invested in each fund.
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[+] Sports Pool GeneratorFree Sports Pool Generator Calculator - This generator produces the following two sports (office) pools with shuffled scoring numbers (0 - 9):
1) Blank Sports Pool: This button generates a blank sports pool grid with shuffled numbers
2) Sports Pool with Names: This sports pool allows you to enter up to 100 names which will be randomly dropped into the blank grid boxes from Option 1 above.
This is easily copied and pasted into a program like Microsoft Word so that you can format it to your liking.
Features: CalculatorTags:
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| [+] Square Number |
| [+] Square Root Table |
| [+] Square Roots and Exponents |
| [+] Squares |
| [+] Standard Normal Distribution |
| [+] Standard Notation |
| [+] Standard Notation |
| [+] Static Determinacy and Stability |
[+] Statistics SummaryFree Statistics Summary Calculator - This is a summary of formulas, pointers, and decision trees for statistics.
Features: CalculatorTags:
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| [+] Stoichiometry Conversion |
| [+] Stopping-Braking Distance for a Car |
| [+] Straight Line Depreciation |
| [+] Strain |
| [+] Stress |
[+] String Comparison AlgorithmsFree String Comparison Algorithms Calculator - Given two strings A and B, this calculates the following items:
1) Similar Text Pair Ranking Score
2) Levenshtein (Edit Distance).
Features: Calculator | Practice Problem GeneratorTags:
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| [+] Student-t Distribution Critical Values |
| [+] Subtraction Equality Property |
| [+] Subtraction Property Of Inequality |
| [+] Successor |
[+] Sum of Consecutive NumbersFree Sum of Consecutive Numbers Calculator - Finds the sum of (n) consecutive integers, even or odd as well. Examples include:
sum of 2 consecutive integers
sum of 2 consecutive numbers
sum of 2 consecutive even integers
sum of 2 consecutive odd integers
sum of 2 consecutive even numbers
sum of 2 consecutive odd numbers
sum of two consecutive integers
sum of two consecutive odd integers
sum of two consecutive even integers
sum of two consecutive numbers
sum of two consecutive odd numbers
sum of two consecutive even numbers
sum of 3 consecutive integers
sum of 3 consecutive numbers
sum of 3 consecutive even integers
sum of 3 consecutive odd integers
sum of 3 consecutive even numbers
sum of 3 consecutive odd numbers
sum of three consecutive integers
sum of three consecutive odd integers
sum of three consecutive even integers
sum of three consecutive numbers
sum of three consecutive odd numbers
sum of three consecutive even numbers
sum of 4 consecutive integers
sum of 4 consecutive numbers
sum of 4 consecutive even integers
sum of 4 consecutive odd integers
sum of 4 consecutive even numbers
sum of 4 consecutive odd numbers
sum of four consecutive integers
sum of four consecutive odd integers
sum of four consecutive even integers
sum of four consecutive numbers
sum of four consecutive odd numbers
sum of four consecutive even numbers
sum of 5 consecutive integers
sum of 5 consecutive numbers
sum of 5 consecutive even integers
sum of 5 consecutive odd integers
sum of 5 consecutive even numbers
sum of 5 consecutive odd numbers
sum of five consecutive integers
sum of five consecutive odd integers
sum of five consecutive even integers
sum of five consecutive numbers
sum of five consecutive odd numbers
sum of five consecutive even numbers
Features: Calculator | Practice Problem Generator | Watch the VideoTags:
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| [+] Sum of Five Consecutive Integers |
| [+] Sum of Four Consecutive Integers |
| [+] Sum of the First (n) Numbers |
| [+] Sum of the Years Digits (SOYD) Depreciation |
| [+] Sum of Three Consecutive Integers |
| [+] Sum to Product and Product to Sum Formulas |
[+] Sun ShadowFree Sun Shadow Calculator - This solves for various components and scenarios of the sun shadow problem
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[+] Survival RatesFree Survival Rates Calculator - Given a set of times and survival population counts, the calculator will determine the following:
Survival Population lx
Mortality Population dx
Survival Probability px
Mortality Probability qx
In addition, the calculator will determine the probability of survival from tx to tx + n
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| [+] Symmetric Property |
[+] Synthetic DivisionFree Synthetic Division Calculator - Using Ruffinis Rule, this performs synthetic division by dividing a polynomial with a maximum degree of 6 by a term (x ± c) where c is a constant root using the factor theorem. The calculator returns a quotient answer that includes a remainder if applicable. Also known as the Rational Zero Theorem
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