When were electric calculators invented?

Answer 1

The first electronic calculator made was the Bell Punch ANITA MK7 made in England in 1961 and unique in the world untill 1964 when the US, Japan and Italy launched their own electronic calculators.

Answer 2

Blaise Pascal invented the calculator. the calculator was called the Pascaline. it was made 427 years ago. Every 10 times you used it you would have to change the gears.

Answer 3

calculators were invented during the paleozoaic era, it was made of rock back then

Answer 4

The very first hand-held electric calculator was invented in 1967. It had eighteen keys, and was capable of preforming addition, subtraction, division, and multiplication.

Answer 5

China ___________________

Answer 6

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