What development made precision calculation universally accessible to students and small businesses, leading to the decline of mechanical calculators?

Answer

The mass production and uniformity of new electronic components

Electronic components could be mass-produced uniformly, drastically driving down cost and making precise calculation accessible universally, unlike the painstakingly custom-manufactured gear trains.

What development made precision calculation universally accessible to students and small businesses, leading to the decline of mechanical calculators?

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Who Invented The First Mechanical Calculator? - Next LVL ...

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