Questions and Answers
What is the first step to perform binary subtraction?
Find the 2’s complement of the subtrahend
How is the 1’s complement of a number computed?
By inverting every bit of the number and then adding 1
What does a XOR gate with an input tied high do?
Acts as an inverter
In binary subtraction, what happens if there is no carry after adding the two numbers together?
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What occurs when M = 1 in a binary adder-subtractor for subtraction?
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