3. World’s first mechanical adding machine is ______.
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Answer:
pasacline
Explanation:
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
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Answer:
pascalin
Explanation:
it is world first mechanical adding machine
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