Evaluate - 48 - 23 by using the 2's complement method, Computer Engineering

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Perform the - 48 - 23 operations using the 2's complement method.

Ans. - 48 - 23 = - 48 + (-23)
    -48     =  1 1 0 1 0 0 0 0
    -23     =  1 1 1 0 1 0 0 1    
 = -71      1 1 0 1 1 1 0 0 1   

             ↓

    Carry is discarded


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