Question

1. Name the first calculating machine
2. Who invented the Napier's Bone and when


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Answer 1

Answer:

ANS.1 Pascaline, also called Arithmetic Machine, the first calculator or adding machine to be produced in any quantity and actually used. The Pascaline was designed and built by the French mathematician-philosopher Blaise Pascal between 1642 and 1644.

ANS.2The Scot, John Napier, invented these strips (originally made from bone) about 400 years ago to help calculate multiplication and division.

Explanation:

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