English, asked by catherinelamshi546, 2 months ago

5. What is an

'abacus'?

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Answered by rs1731377

1

Answer:

The abacus, also called a counting frame, is a calculating tool that has been in use since ancient times and is still in use today. It was used in the ancient Near East, Europe, China, and Russia, centuries before the adoption of the written Arabic numeral system. The exact origin of the abacus is unknown

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Answered by Anonymous

3

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