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To add, for example, the amounts of 30.72 and 4.49 (which, in adding machine terms, on a decimal adding machine is 3,072 plus 449 "decimal units"), the following process took place: Press the 3 key in the column fourth from the right (multiples of one thousand), the 7 key in the column second from right (multiples of ten) and the 2 key in the ...
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Casio V.P.A.M. calculators are scientific calculators made by Casio which use Casio's Visually Perfect Algebraic Method (V.P.A.M.), Natural Display or Natural V.P.A.M. input methods. V.P.A.M. is an infix system for entering mathematical expressions, used by Casio in most of its current scientific calculators.
PL8000 - The PL8000 is a 3.2 lb white calculator with a 2 color backlit 14-digit 17mm dot matrix display. It can do cost/sell/margin, currency, installment loans and time calculations and it has a 8 lines-per-second (lps) thermal printer which prints on 2 1/4" thermal paper. It includes PROMPT LOGIC™ and a HELP key which guides the user with ...
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These variables are also shared by other functions of the calculator, for instance, drawing a graph will overwrite the X and Y values. MicroPython was added to Casio graphing from the PRIZM fx-CG50 and the fx-9860 GIII series. The latest Classwiz CG Series of graphing calculators instead use the Python programming language. [12]
The first half of the 20th century saw the gradual development of the mechanical calculator mechanism. The Dalton adding-listing machine introduced in 1902 was the first of its type to use only ten keys, and became the first of many different models of "10-key add-listers" manufactured by many companies.
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