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We invite you to explore our website. Here you will find items such as, economics, finance,
financial and statistical calculations, health, recreation, food and more for the day to day.

**Articles**

**Utilities**

**Financial planning**

**Financial calculus**

- Monthly investments
- Monthly investments in unequal installments
- Discounted cash flow (DCF)
- Monthly leasing payments
- Auto loan calculator
- Balloon payment
- Car balloon payment
- Leasing prepayment
- Leasing interest rate
- Monthly loan payments
- Mortgage monthly payments
- Loan prepayment
- Loan prepayment with extra monthly payment
- Number of payments
- Loan Interest
- Interest on consumer goods
- Equivalent interest rate
- Loans comparison
- Future Value - investment
- Future value exponential convention
- Future value linear convention
- Present value - investment
- Interest - investment
- Present value of annuity (investment) growing
- Future value of annuity (investment) growing
- Period - investment
- Price discount
- Simple discount
- Simple discount period
- Bill discounting
- Average term discount
- Effective rate discount
- Overdue bill charges
- Late payment interest

**Economic and financial analysis**

- Financial ratios by DuPont system
- Investment Analysis by the Method of Net Present Value (NPV)
- Discounted Cash Flow (DCF)
- Internal Rate of Return (IRR)
- Modified Internal Rate of Return (MIRR)
- Average Interest Rate
- Average Rate of Return
- Break-Even Point (BEP) in Quantities
- Break-Even Point (BEP) in Sales
- French Amortization System (Price)
- Constant Amortization System
- German Amortization System
- Sinking Fund
- American Amortization System
- Canadian Mortgage Amortization
- Amortization - Average of the Constant System and French
- Straight Line Depreciation Method
- Sum of Digits Depreciation Method (SYD)
- Balance Sheet Analysis
- Cash Flow Statement by Direct Method
- Cash Flow Statement by Indirect Method

**Glossary**

**Performance evaluation**

**Statistics and mathematic**

- Percent of a number
- Percent of a total
- Accumulated total by a percentage
- Percentage difference between two numbers
- Arithmetic mean
- Geometric mean
- Harmonic mean
- Quadratic mean
- Weighted mean
- Weighted geometric mean
- Weighted harmonic mean
- Standard Deviation
- Correlation Coefficient
- Simple Linear Regression
- Quadratic equation solver
- Cubic equation solver
- Polynomial evaluation
- Nth root solver
- Nth Power of a number(exponentiation)
- Logarithm & antilogarithm solver
- Trigonometric Functions Calculator
- Inverse Trigonometric Functions Calculator
- Directly proportional division
- Inversely proportional division
- Determinant matix 3 by 3 calculator
- Solving Systems of linear equations in two variables
- Solving Systems of linear equations in three variables
- Rule of three - direct proportion
- Rule of three - inverse proportion
- Compound rule of three

**Unit converter**

- Currency unit converter
- Area unit converter
- Distance unit converter
- Weight unit converter
- Volume / Capacity unit converter
- Pressure unit converter
- Acceleration unit converter
- Speed & velocity unit converter
- Angle unit converter
- Temperature unit converter
- Cooking unit converter
- Oven temperature unit converter

**Geometric calculation**

#### Plane figures

- Right Triangle
- Isosceles Triangle
- Equilateral Triangle
- Scalene Triangle
- Square
- Rectangle
- Trapezium
- Right-Angled Trapezoid
- Isosceles Trapezoid
- Rhombus
- Regular polygon
- Polygon names
- Circle
- Ellipse
- Parabola
- Hyperbola

#### Solid figures

- Pyramid
- Triangle pyramid
- Square pyramid
- Rectangular pyramid
- Cube
- Prism
- Rectangle Prism
- Cone
- Cylinder
- Sphere