Question

In using the 2's-complement system of subtraction, a negative number in the subtrahend would ultimately be changed to:

Answer 1

If we are to use the 2's-complement system of subtraction, in the long run, a negative number in the subtrahend would be changed to a positive number in true binary form. The advantage of the 2's-complement system is that the fundamental arithmetic operations are similar to those for unsigned binary numbers.