Question

who invented the mechanical calculator?​

Answer 1

Answer:

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.

Explanation:

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Answer 2

Answer:

Blaise Pascal...plz thank and mark as brainliest