The Step Reckoner worked like a car odometer and was able to add, subtract, multiple, and divide.

EARLY COMPUTING DEVICES

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

A	True
B	False
C	Either A or B
D	None of the above

Explanation:

Detailed explanation-1: -Step Reckoner, a calculating machine designed (1671) and built (1673) by the German mathematician-philosopher Gottfried Wilhelm von Leibniz. The Step Reckoner expanded on the French mathematician-philosopher Blaise Pascal’s ideas and did multiplication by repeated addition and shifting.

Detailed explanation-2: -Gottfried Wilhelm Leibniz constructs the Stepped Reckoner, the first calculator able to carry out all four basic arithmetic operations (addition, subtraction, multiplication and division).

Detailed explanation-3: -Pascaline, also called Arithmetic Machine, the first calculator or adding machine to be produced in any quantity and actually used. The Pascaline was designed and built by the French mathematician-philosopher Blaise Pascal between 1642 and 1644.

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COMPUTER FUNDAMENTALS

COMPUTER HISTORY AND EVOLUTION

EARLY COMPUTING DEVICES