<p>In 1645, Blaise Pascal presented his Pascaline to the public. Using only addition and the method of tens complement, the device could add, subtract, multiply, and divide. We discuss tens complement as an introduction to signed representations in binary.</p>

In 1645, Blaise Pascal presented his Pascaline to the public. Using only addition and the method of tens complement, the device could add, subtract, multiply, and divide. We discuss tens complement as an introduction to signed representations in binary.

Episode 3.02 - Tens Complement Arithmetic

Geek Author presents educational series covering computer organization, computer architecture, and embedded system design.  Each episode is a concise step taking the listener on a journey from the foundations of digital logic up to computer architecture and finally to system level input and output. The series is presented by engineer, author, and educator David Tarnoff. After a career in industry designing motherboards and BIOSes, David began teaching hardware concepts to students of computer science. Twenty-five years later, he's taking that content and providing it to anyone with an interest in what makes a computer tick.

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Geek Author presents educational series covering computer organization, computer architecture, and embedded system design. Each episode is a concise step taking the listener on a journey from the foundations of digital logic up to computer architecture and finally to system level input and output. The series is presented by engineer, author, and educator David Tarnoff. After a career in industry designing motherboards and BIOSes, David began teaching hardware concepts to students of computer science. Twenty-five years later, he's taking that content and providing it to anyone with an interest in what makes a computer tick.

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Episode 3.02 - Tens Complement Arithmetic

Episode 3.02 - Tens Complement Arithmetic