The very first calculator ever used could be an abicus, an electronic calculator, or even your brain. The first calculator invented was the abacus.
i am used to count some call this a manual calculator it's also called abacus
The first calculator was never launched, because it was in fact a mechanical calculator.
A Texas Instruments graphing calculator can be used as a basic calculator, a scientific calculator and a graphing calculator.
If you mean electronically, then it would still be called a calculator. But, before that, people used the abacus, which had lots of sliding thingies and such.
The very first calculator ever used could be an abicus, an electronic calculator, or even your brain. The first calculator invented was the abacus.
calculator and human computers used them.
2012
i am used to count some call this a manual calculator it's also called abacus
The answer depends on how you define calculator. The first calculators were people. Blaise Pascal built a kind of calculator in the 17 century. It was powered by a human turning a knob or pulling a crank. The first widely used desk calculators were powered by electricity.
The first calculator was never launched, because it was in fact a mechanical calculator.
A Texas Instruments graphing calculator can be used as a basic calculator, a scientific calculator and a graphing calculator.
The history of the calculator begins with the abacus was a sort of hand operated mechanical calculator using beads on rods. It was first used by Sumerians and Egyptians around 2000 BC.
If you mean electronically, then it would still be called a calculator. But, before that, people used the abacus, which had lots of sliding thingies and such.
Blaise Pascal
who invented the first mechanical digital calculator
No, it wasn't. The first calculator was called the pascaline.