Ben Eater | Twos complement: Negative numbers in binary @BenEater | Uploaded 8 years ago | Updated 20 hours ago
How can we represent negative numbers in binary? There are several ways. This video compares using a sign bit, ones complement, and twos complement. Twos complement is the most commonly technique because it's relatively easy to implement in hardware and it makes addition and subtraction with negative numbers easy.

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