The abacus is believed to have been first made around 2400 BCE in ancient Mesopotamia. It is one of the earliest known tools for counting and calculating. Over the centuries, various forms of the abacus have emerged in different cultures, each adapting the design to meet their specific needs.
The Chinese abacus
The exact year the abacus was invented is not definitively known, but it is believed to have originated around 2400 BCE in ancient Mesopotamia. Variations of the abacus have appeared throughout history in different cultures, including the Roman and Chinese civilizations. Its design and usage evolved over time, making it one of the earliest known calculating tools.
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.
If you are refering to Chinese abacus their earliest rudimentary design of abacus has 1/4 rod beads (quite similar to the later Japanese soroban abacus). Various other types of abacus design were also seen afterwards, but the advance type of 2/5 rod beads became standard and classic. Afterwards, the basic 1/5 rod beads particularly became the type of basic design. The Roman abacus may be not connected to the Chinese abacus.
The abacus is believed to have been first made around 2400 BCE in ancient Mesopotamia. It is one of the earliest known tools for counting and calculating. Over the centuries, various forms of the abacus have emerged in different cultures, each adapting the design to meet their specific needs.
China invented the abacus .
How did the abacus occur?
The Chinese abacus
An Abacus has beads and strings.
ABACUS
The exact year the abacus was invented is not definitively known, but it is believed to have originated around 2400 BCE in ancient Mesopotamia. Variations of the abacus have appeared throughout history in different cultures, including the Roman and Chinese civilizations. Its design and usage evolved over time, making it one of the earliest known calculating tools.
it is the abacus. :D :D :D i got is dummies
The abacus II!
the Chinese invented the abacus
the invenor of the abacus is the invenor of me