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You may be referring to the Curta, the small, hand-cranked mechanical calculator
introduced by Curt Herzstark in 1948. It can be used to perform addition, subtraction,
multiplication, division, square roots and other operations. It was considered the most
accurate calculator until the introduction of the electronic ones in the early 1970s.
What else can I help you with?
What was the first job done by the very first computer?
Math. The abacus was a basic mechanical adding machine. Pascal is credited with building the first mechanical machine computer in 1642 which was used for calculating sums. In 1939, Stibitz and S.B. Williams built the Complex Number Calculator, the world's first electrical digital computer.
Can mechanical calculator used for octal number or binary number?
In theory, yes.In practice, you would have to change the mechanism from its decimal design to the octal or binary design.
Why don't I get the same answer when I calculate the percentage on a calculator as I do on a adding machine?
Adding machines have rounding features, so that answers are rounded to the number of decimal places set by a switch. Typically you set anywhere from 0 to 6 decimal places.
How can you increase the mechanical advantage of a pulley?
You can increase the mechanical advantage of a pulley system by adding more pulleys to the setup. As the number of pulleys increases, the mechanical advantage also increases. This allows you to lift heavier loads with less force.
What number is r on a calculator?
There is no such number on a calculator. If you see "R" on a calculator, it is probably some calculation - for example, conversion from polar to rectangular coordinates. Check the manual for your calculator.
What is the biggest number you can write on a calculator?
This will depend on the type of calculator you have. This will depend on the type of calculator you have.
What is the maximum number you can get in calculator?
10^1000
How can you put a mixed number in the calculator?
Buy a good calculator.
How do you store and recall a number on a calculator?
if it is a scientific calculator you just have to press replay at the top of the calculator
How do I find a person who stole my pencil case with my calculator in it then called me and said I have your calculator hostage My phone number was on the calculator it was a private number?
save his number and go to the police then say he stole my pencilcase and my calculator. and anyway are you cheating because you schoudent bring a calculator in the school. You have luck LOL
What is the largest number possible on a calculator?
On a calculator screen it is eight(8) digits.
What does NaN mean on a calculator?
not a number
