## Section 11.6: Amortization

## 11.6 Outline

- Present value of an annuity
- definition
- formula
- calculator

- Monthly payments
- define amortization
- formula
- calculator
- distinguish add-on simple interest and amortization

- Present value of an annuity
- definition
- formula
- calculator

- Monthly payments
- define amortization
- formula
- calculator
- distinguish add-on simple interest and amortization

Egyptian calculator:

http://homepage.isomedia.com/~mjohns/calc.htm

Roman numeral calculator:

http://www.novaroma.org/via_romana/numbers.html

Cuneiform calculator:

https://www.dcode.fr/babylonian-numbers

Links to information on numeration systems:

http://mathforum.org/alejandre/numerals.html… See the whole entry

- First calculating tool
- Early calculating devices
- abacus
- Napier’s rods
- slide rule

- Mechanical calculators
- Pascal’s calculator
- Babbage’s calculating machine

- Hand-held calculators
- First computers
- ENIAC
- UNIVAC I

- Present-day computers
- Cray supercomputer
- Tianhe-2 supercomputer
- minicomputers
- history of the internet
- personal computers

- Exponential notation (see below)
- base
- exponent
- power or exponential
- extended order of operations

- Scientific notation (see below)
- Calculators
- arithmetic logic
- algebraic logic
- RPN logic
- floating-point form

- Estimation
- Laws of exponents (see below)
- addition law
- multiplication law
- subtractive law