Multiple choice general knowledge science & technology

Who was the inventor of mechanical calculator for adding numbers?

  1. Charles Babbage

  2. Newton

  3. Pascal

  4. Peano
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Blaise Pascal invented the Pascaline in 1642, an early mechanical calculator that could perform addition and subtraction. Charles Babbage designed the Analytical Engine (a general-purpose computer), Newton made contributions to calculus and physics, and Peano was a mathematician known for axioms.

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