Topic: Abacus First Used
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How to Use An Abacus?
An Abacus is held horizontally with the smaller deck at the top. Each bed on the top deck has a value of 5, and each one on the bottom 1. Beads are pushed towards the central crossbar to show numbers. From right to left, the first vertical ... Read More »
Source: http://answers.ask.com/Computers/Hardware/how_to_use_an_abacus
How to Use a Chinese Abacus
While the first documentation of a Chinese Abacus has been dated around the 14th century, some form of the abacus or counting rods have appeared in history as early as 2700 BC in ancient Sumaria. Mentioned in ancient Roman texts, as well as... Read More »
Source: http://www.ehow.com/how_2290925_use-chinese-abacus.html
How to Use a Chinese Abacus Online
The Chinese abacus is an instrument used for calculating numbers. Evidence of the use an instrument used for calculations has been seen as far back as 300 B.C. In 1846, on the island of Salamis, a slab of marble with five sets of markings o... Read More »
Source: http://www.ehow.com/how_7722833_use-chinese-abacus-online.html
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Abacus First Used
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The abacus is a counting tool. It consists of beads referred to as "heavenly beads" on the top of the abacus and "earthly beads" at the bottom. The heavenly beads are worth 5 points and the earthly beads are worth 1. There is a bracket in t...
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Source: http://www.ehow.com/how_8631282_teach-child-use-abacus.html
You have probably heard that some people can carry out complex mathematical procedures with an abacus faster than you can use a calculator to get the same effect. These people sound like geniuses. They must know something you don't. Now you...
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Source: http://www.ehow.com/how_2387212_multiply-divide-using-abacus.html
The Chinese people have used abaci for thousands of years, and many still use them because they're faster than handheld calculators. (Competitions between the two prove this.) An abacus can be used to add, subtract, multiply, divide, calcul...
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Source: http://www.ehow.com/how_2053415_add-subtract-using-abacus.html
A nine-bead abacus is a simplified version of a calculation instrument used in China, Japan, Russia and other countries for centuries. Working with a nine-bead abacus can teach young children counting and number grouping. Young school-age c...
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Source: http://www.ehow.com/how_6005754_use-abacus-nine-beads.html
The abacus is a counting machine that has been used for centuries. The appearance and features of the abacus have evolved through the years, giving birth to the calculator and the computer. In some schools, the abacus is still used to teach...
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Source: http://www.ehow.com/how_7147329_use-melissa-doug-abacus.html
Although many people think that the Chinese created the abacus, the first ones to use it were the Sumerians. They first documented it's usage in 2700 BC.
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Source: http://wiki.answers.com/Q/Where_was_the_first_abacus_used
