en.wikipedia.org/wiki/Calculator

The first **portable calculators** appeared in Japan in 1970, ... in Buje, Croatia (
former Yugoslavia) with **four functions** and an ...

www.eaieducation.com/Product/534078/CalcPal%C2%AE_EAI-90_Basic_4_Function_Calculator.aspx

This **pocket**-sized, **4**-**function calculator** features a large 8-digit display, +/- sign,
percent key, and solar power. Soft-touch rubberized keys reduce noise during ...

www.schoolmart.com/parcc-basic-four-function-calculators-for-grades-6-7

Grades 6-7: PARCC Compliant **Four**-**function** calculators with square root and ...
If schools or districts permit students to bring their own **hand-held calculators** for ...

www.vintagecalculators.com/html/ti_cal-tech1.html

World's First Prototype **Pocket** Electronic **Calculator** : .... The TI-2500 **portable**
electronic **calculator** is a **four**-**function**, full-floating-decimal-point unit with an ...

www.amazon.com/Sharp-EL233SB-Standard-Function-Calculator/dp/B0006HV4TS

... EL233SB Standard **Function Calculator** : **Calculator Pocket** : Electronics. ...
Officemate 30218 Metal Pencil Sharpener, Metallic Silver, **4**/Pack (OIC30218).

www.amazon.com/Sharp-EL-240SAB-Handheld-Calculator-Function/dp/B0006VPHAQ

Elmer's All Purpose School Glue Sticks, Clear, Washable, **4** Pack, 0.24-ounce
sticks ... **Calculator**, Helect Compact Design Standard **Function Handheld**
**Portable** ...

www.staples.com/Basic-Calculators/cat_CL90000

User friendly computing device offers the **four** basic **functions**: addition,
subtraction, multiplication, and ... Victor® 700BTS 8 Digit **Pocket Calculator**, 10
Pack.

www.walmart.com/browse/office/basic-calculators/1229749_1070964_1479667_9083235

Products 1 - 40 of 78 **...** Buy products such as Sharp EL233SB **Pocket Calculator**, 8-Digit LCD, ... $**4**.21.
Product TitleInnovera **Handheld Calculator**, 12-Digit LCD.

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

463 items **...** In the course of the 1970s, **handheld** electronic **calculators** transformed the .... In
the larger world, although inexpensive **four**-**function calculators** are ...