English, asked by mandeep2051989, 1 month ago

राइट ए शॉर्ट नोट शॉर्ट नोट ऑन द डिवाइस - Abacus​

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Answered by Anonymous
3

Answer:

An abacus is a manual aid to calculating that consists of beads or disks that can be moved up and down on a series of sticks or strings within a usually wooden frame.

Explanation:

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