Keyword Analysis & Research: abacuses

wikipedia.org

https://en.wikipedia.org/wiki/Abacus

WebAn abacus (pl.: abaci or abacuses), also called a counting frame, is a hand-operated calculating tool which was used from ancient times in the ancient Near East, Europe, China, and Russia, until the adoption of the Hindu-Arabic numeral system. An abacus consists of a two-dimensional array of slidable beads (or similar objects). In their ...

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historytools.org

https://www.historytools.org/inventions/abacus

WebNovember 8, 2023. The abacus is one of the oldest calculating devices, used by ancient civilizations globally. This comprehensive guide will explain what an abacus is, how it works, its fascinating history, why it remains popular today, and how learning abacus calculation can improve your math skills!

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britannica.com

https://www.britannica.com/technology/abacus-calculating-device

WebCategory: Science & Tech. Plural: abaci or abacuses. Key People: Sylvester II. Related Topics: machine. soroban. Roman abacus. calculation. abacus, calculating device, probably of Babylonian origin, that was long important in commerce. It is the ancestor of the modern calculating machine and computer.

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merriam-webster.com

https://www.merriam-webster.com/dictionary/abacus

Webnoun. aba· cus ˈa-bə-kəs ə-ˈba-. plural abaci ˈa-bə-ˌsī. -ˌkē; ə-ˈba-ˌkī or abacuses. 1. : an instrument for performing calculations by sliding counters along rods or in grooves. 2. : a …

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wikihow.com

https://www.wikihow.com/Use-an-Abacus

WebJul 26, 2023 · The abacus (the suanpan is the most useful variety) is a deceptively simple calculating tool still used all over the world. It's a useful learning device for the visually impaired, as well as for anyone who wants to learn the roots of the modern calculator. Views: 2.5M

Views: 2.5M

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encyclopedia.com

https://www.encyclopedia.com/science-and-technology/mathematics/mathematics/abacus

WebJun 27, 2018 · Abacus. The abacus is the most ancient calculating device known. It has endured over time and is still in use in some countries. An abacus consists of a wooden frame, rods, and beads. Each rod represents a different place value — ones, tens, hundreds, thousands, and so on.

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newworldencyclopedia.org

https://www.newworldencyclopedia.org/entry/Abacus

WebAn abacus (plurals abacuses or abaci ), also called a counting frame, is a calculating tool for performing arithmetical processes, often constructed as a wooden frame with beads sliding on wires. The user, called an abacist, slides counters by hand on rods or in grooves.

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cuemath.com

https://www.cuemath.com/learn/abacus-basics/

WebNov 13, 2020 · Abacus is a simple calculating device that consists of a rectangular wooden frame divided by a horizontal bar into the upper and lower sections. Learn how to solve mathematical operations such as addition, subtraction, multiplication, and counting on the Abacus with the help of this ultimate guide.

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wikipedia.org

https://simple.wikipedia.org/wiki/Abacus

WebAn abacus is an old tool used for arithmetic. It is still used in some parts of the world, and it is well suited for use in shops and street markets. Sometimes blind people use an abacus, because they can feel the numbers easily. The most common abacuses work by moving beads on rods. [1] [2]

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npr.org

https://www.npr.org/sections/ed/2014/11/10/360141200/tools-of-the-trade-the-abacus

WebNov 10, 2014 · The abacus can be used for basic counting, and young students can move the beads around to make shapes. But you can also use them to carry out a range of calculations, from simple addition and...

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