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Calculator

en.wikipedia.org/wiki/Calculator

The first portable calculators appeared in Japan in 1970, and ... came out in the Autumn of 1971, with four functions and an ...

What is a four-function calculator? | Reference.com

www.reference.com/math/four-function-calculator-6bc7cae6e3704afd

Full Answer. A four-function calculator is the simplest type of pocket calculator and is suitable for basic arithmetic. Calculators with higher functioning abilities are ...

Basic Calculators | Simple Function Calculators | Staples®

www.staples.com/Basic-Calculators/cat_CL90000

Select basic calculators small enough to fit into your pocket, so you can make .... friendly computing device offers the four basic functions: addition, subtraction, ...

Price: $3.00
Product Description. Product Description. Pocket-size calculator with large display. Amazon. .... The numbers are crisp and large unlike many other pocket- sized four function calculators I've encountered over the years. All four basic operations ...
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The history of the calculator - The Calculator Site

www.thecalculatorsite.com/articles/units/history-of-the-calculator.php

Mar 24, 2014 ... The history of the calculator is split into four pages - one for each chapter: ... portable while the slide rule fitted into the breast pocket of your button-down shirt. ... in France of Thomas de Colmar's four function Arithmometer.

A Brief History of Calculators in the Classroom - Hack Education

hackeducation.com/2015/03/12/calculators

Mar 12, 2015 ... But the calculator seems to evoke all sorts of fears that students' ... handheld calculators – all scientific calculators and all four-function ones ...

History of Hand-held Calculators - Learning Resource Server

lrs.ed.uiuc.edu/students/ghenke/historycalc.html

TEXAS INSTRUMENTS INVENTS HAND-HELD CALCULATOR IN 1967 ... device could accept six-digit numbers, perform the four basic arithmetic functions, and ...

History of the HP-35 Scientific Calculator hand-held scientific ...

www.hp.com/hpinfo/abouthp/histnfacts/museum/personalsystems/0023/0023history.html

Earlier calculators were nicknamed "four-bangers" since they handled only four functions: addition, subtraction, multiplication and division. The HP-35 Scientific ...

Calculator Wars - DATAMATH

www.datamath.org/Story/War.htm

It was a four function calculator and was sold for $120. ... By 1990 the war of the pocket calculators was over and a few companies survived, among them were ...

Electronic CalculatorsHandheld | National Museum of American ...

americanhistory.si.edu/collections/object-groups/handheld-electronic-calculators

463 items ... In the course of the 1970s, handheld electronic calculators transformed the way tens of millions of people did ... Inexpensive Four-Function Calculators.

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Hand held Calculators

www.vintagecalculators.com

Four-function. Output printed on paper tape. Two of the first hand-held calculators , based on Texas Instruments technology. Sanyo ICC-0081 “Mini Calculator”.

Basic Calculators - Walmart.com

www.walmart.com

Shop for Basic Calculators in Calculators. Buy products such as Sharp EL233SB Pocket Calculator, 12-Digit Jumbo Display Desktop Dual-Power Calculator at ...

20 years of Calculator history - The History of Computing Project

www.thocp.net

Apr 3, 2002 ... TI's first consumer product, this electronic hand-held calculator made everyday ... TI's first solar-powered, four-function hand-held calculator.