abacus was used in 300 B.C by the Babylonians.
(The oldest) always the oldest from long time ago.
the abacus is made by the Egyptian in Egypt.
The abacus has been around for millennia, in various countries. No record of the inventor was made.
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 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.
Fred Robortson
the abacus is made by the Egyptian in Egypt.
The abacus has been around for millennia, in various countries. No record of the inventor was made.
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.
It was made in 1815
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.
Originally in China.
For a calculater
The abacus first appeared around the period 2700-2300 BC in Sumeria.
actient china
The Chinese abacus.
The answer is China.
actient china