Q. When performing subtraction by addition in the 2’s-complement system (Solved)
1. the minuend and the subtrahend are both changed to the 2’s-complement
2. the minuend is changed to 2’s- complement and the subtrahend is left in its original form
3. the minuend is left in its original form and the subtrahend is changed to its 2’s- complement
4. the minuend and subtrahend are both left in their original form
- c. the minuend is left in its original form and the subtrahend is changed to its 2’s- complement