An abacus is an ancient mathematical tool invented by the Japanese.
To correct the sentence, you should add a comma after "device" for proper punctuation. The revised sentence would read: "An abacus, which is a type of simple counting device, contains beads strung on wires." This clarifies the non-restrictive clause and improves readability.
The Chinese abacus
Abacus was invented by the Chinesethe abacus was also known as the first computer
The possessive form of the word "abacus" is "abacus's." This follows the general rule of adding an apostrophe and "s" to singular nouns to indicate ownership. For example, you might say "the abacus's beads" to refer to the beads belonging to the abacus.
the abacus is made by the Egyptian in Egypt.
That abacus is so old fashioned.
Known as a counting devise, the abacus has been in use for many centuries
well here is the answer ! :)Some people use the abacus to solve some mathematical calculations
Go and puncy one ande then se what hapens to your hand and then blame the abacus
China invented the abacus .
How did the abacus occur?
An Abacus has beads and strings.
The Chinese abacus
ABACUS
it is the abacus. :D :D :D i got is dummies
The abacus II!
the Chinese invented the abacus