Subtraction 1s Complement method.

@tkbiswas50

4 years ago

https://everycircuit.com/circuit/5530504839036928

Use Half Adder and Full Adder. For (A-B), 1) A+ Inverted B 2) If Carryout = 1 Then Add 1 with SUM Else Invert the SUM with Negative sign.