[DOC] [TLE] Abacus - Wikipedia [PAR] The abacus (plural abaci or abacuses), also called a counting frame, is a 
calculating tool that ... The use of the abacus in Ancient Egypt is mentioned by the 
Greek historian Herodotus, ... If you move them toward the beam, you count their 
value. ..... The device consists of a series of beads on parallel wires arranged in 
three... [DOC] [TLE] History of Computers and Computing, Calculating tools, The abacus [PAR] Later, loose objects in columns were replaced with beads that could slide along 
parallel rods. There is an unproved information, that similar to abacus device... [DOC] [TLE] abacus facts, information, pictures | Encyclopedia.com articles about ... [PAR] Abacus. Mathematics ... The abacus is the most ancient calculating device known
. ... An abacus consists of a wooden frame, rods, and beads. ... Addition and 
subtraction can easily be performed by moving beads along the wires of the 
abacus. ..... More elaborate processes are used to perform multiplication and 
division. [DOC] [TLE] Abacus: Mystery of the Bead - Moon Duchin [PAR] Jul 16, 2004 ... higher mathematics, the term actually refers, literally, to the ancient ... The beads 
were held to the device by ... along parallel wires or strings within a frame of 
wood. ... soroban, which can perform in a fraction of time a difficult arithmetic ... up 
of a frame with vertical rods on which beads move up and down. [DOC] [TLE] Abacus_Wikipedia, the free encyclopedia [PAR] May 28, 2013 ... When counting, you'd add a bottom bead by moving it across the pole, and when 
... The use of the abacus in Ancient Egypt is mentioned by the Greek ..... They use 
an abacus to perform the mathematical functions ... The device consists of a 
series of beads on parallel wires arranged in three separate rows. [DOC] [TLE] Calculators [PAR] Counting rods were first used in ancient times to quickly perform arithmetic. ... 
The Japanese rod abacus, soroban, is similar except only one bead appears on 
each ... National Council of Teachers of Mathematics (NCTM), the use of 
calculators along ... The slide rule is a mechanical device used for calculating the 
complex... [DOC] [TLE] Abacus - New World Encyclopedia [PAR] The use of the abacus in ancient Egypt is mentioned by the Greek historian ... In 
the center of the tablet is a set of 5 parallel lines equally divided by a vertical line, 
... There are two beads on each rod in the upper deck and five beads each in the 
.... They use an abacus to perform the mathematical functions multiplication,... [DOC] [TLE] Newsroom | Abacus - Abacus West [PAR] They can move the beads in their mind, and get correct math answers. ... Modern 
Japan Hopes Ancient Abacus Aids Academics ... all your figuring on a computer 
or calculator, the process of calculating becomes a black box. ... mental image of 
an abacus (a device used in some cultures for keeping track of exact quantities... [DOC] [TLE] Ancient chinese inventions and discoveries that shaped the world [PAR] Oct 12, 2012 ... Find which ancient chinese inventions and discoveries shaped the ... Abacus: 
The Chinese developed the abacus, a counting device, ... consisted of a 
rectangular wooden frame with parallel rods. Each rod holds beads as counters. 
.... fireworks and gunpowder were popular items of trade along the Silk... [DOC] [TLE] Abacus - McGill School Of Computer Science [PAR] The user of an abacus is called an abacist; he or she slides the beads of the 
abacus ... However, this primitive device proved difficult to use for more complex 
calculations. ... in ancient Rome, as in Greece, was by moving counters on a 
smooth table. ... Another possible source of the suanpan is Chinese counting 
rods, which... [DOC] [TLE] The Art and Science of Java - Reed College [PAR] 2.2 Perspectives on the programming process 26 ... science and mathematics at 
a time when few women were allowed to study those subjects. At the age of ... For 
example, the abacus, a simple counting device consisting of beads that slide 
along rods, has been used in Asia for thousands of years

Question: This ancient device performs mathematical processes by beads moving along parallel rods
Answer: an abacus